20492076320

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{683}}^1$

素因数の和:1015

約数の個数: 192

約数和(自身を含む): 52421935104

約数和(自身を除く): 31929858784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 80, 92, 115, 124, 155, 160, 184, 230, 248, 263, 310, 368, 460, 496, 526, 620, 683, 713, 736, 920, 992, 1052, 1240, 1315, 1366, 1426, 1840, 2104, 2480, 2630, 2732, 2852, 3415, 3565, 3680, 4208, 4960, 5260, 5464, 5704, 6049, 6830, 7130, 8153, 8416, 10520, 10928, 11408, 12098, 13660, 14260, 15709, 16306, 21040, 21173, 21856, 22816, 24196, 27320, 28520, 30245, 31418, 32612, 40765, 42080, 42346, 48392, 54640, 57040, 60490, 62836, 65224, 78545, 81530, 84692, 96784, 105865, 109280, 114080, 120980, 125672, 130448, 157090, 163060, 169384, 179629, 187519, 193568, 211730, 241960, 251344, 260896, 314180, 326120, 338768, 359258, 375038, 423460, 483920, 486979, 502688, 628360, 652240, 677536, 718516, 750076, 846920, 898145, 937595, 967840, 973958, 1256720, 1304480, 1437032, 1500152, 1693840, 1796290, 1875190, 1947916, 2434895, 2513440, 2874064, 3000304, 3387680, 3592580, 3750380, 3895832, 4131467, 4869790, 5568499, 5748128, 6000608, 7185160, 7500760, 7791664, 8262934, 9739580, 11136998, 14370320, 15001520, 15583328, 16525868, 19479160, 20657335, 22273996, 27842495, 28740640, 30003040, 33051736, 38958320, 41314670, 44547992, 55684990, 66103472, 77916640, 82629340, 89095984, 111369980, 128075477, 132206944, 165258680, 178191968, 222739960, 256150954, 330517360, 445479920, 512301908, 640377385, 661034720, 890959840, 1024603816, 1280754770, 2049207632, 2561509540, 4098415264, 5123019080, 10246038160, 20492076320]

約数ペア:

[(1, 20492076320), (2, 10246038160), (4, 5123019080), (5, 4098415264), (8, 2561509540), (10, 2049207632), (16, 1280754770), (20, 1024603816), (23, 890959840), (31, 661034720), (32, 640377385), (40, 512301908), (46, 445479920), (62, 330517360), (80, 256150954), (92, 222739960), (115, 178191968), (124, 165258680), (155, 132206944), (160, 128075477), (184, 111369980), (230, 89095984), (248, 82629340), (263, 77916640), (310, 66103472), (368, 55684990), (460, 44547992), (496, 41314670), (526, 38958320), (620, 33051736), (683, 30003040), (713, 28740640), (736, 27842495), (920, 22273996), (992, 20657335), (1052, 19479160), (1240, 16525868), (1315, 15583328), (1366, 15001520), (1426, 14370320), (1840, 11136998), (2104, 9739580), (2480, 8262934), (2630, 7791664), (2732, 7500760), (2852, 7185160), (3415, 6000608), (3565, 5748128), (3680, 5568499), (4208, 4869790), (4960, 4131467), (5260, 3895832), (5464, 3750380), (5704, 3592580), (6049, 3387680), (6830, 3000304), (7130, 2874064), (8153, 2513440), (8416, 2434895), (10520, 1947916), (10928, 1875190), (11408, 1796290), (12098, 1693840), (13660, 1500152), (14260, 1437032), (15709, 1304480), (16306, 1256720), (21040, 973958), (21173, 967840), (21856, 937595), (22816, 898145), (24196, 846920), (27320, 750076), (28520, 718516), (30245, 677536), (31418, 652240), (32612, 628360), (40765, 502688), (42080, 486979), (42346, 483920), (48392, 423460), (54640, 375038), (57040, 359258), (60490, 338768), (62836, 326120), (65224, 314180), (78545, 260896), (81530, 251344), (84692, 241960), (96784, 211730), (105865, 193568), (109280, 187519), (114080, 179629), (120980, 169384), (125672, 163060), (130448, 157090)]