1947239840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7867}}^1$

素因数の和:7919

約数の個数: 192

約数和(自身を含む): 5995793664

約数和(自身を除く): 4048553824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 340, 364, 416, 442, 455, 476, 520, 544, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1120, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2080, 2210, 2380, 2720, 2912, 3094, 3536, 3640, 3808, 4420, 4760, 6188, 7072, 7280, 7735, 7867, 8840, 9520, 12376, 14560, 15470, 15734, 17680, 19040, 24752, 30940, 31468, 35360, 39335, 49504, 55069, 61880, 62936, 78670, 102271, 110138, 123760, 125872, 133739, 157340, 204542, 220276, 247520, 251744, 267478, 275345, 314680, 409084, 440552, 511355, 534956, 550690, 629360, 668695, 715897, 818168, 881104, 936173, 1022710, 1069912, 1101380, 1258720, 1337390, 1431794, 1636336, 1738607, 1762208, 1872346, 2045420, 2139824, 2202760, 2674780, 2863588, 3272672, 3477214, 3579485, 3744692, 4090840, 4279648, 4405520, 4680865, 5349560, 5727176, 6954428, 7158970, 7489384, 8181680, 8693035, 8811040, 9361730, 10699120, 11454352, 12170249, 13908856, 14317940, 14978768, 16363360, 17386070, 18723460, 21398240, 22908704, 24340498, 27817712, 28635880, 29957536, 34772140, 37446920, 48680996, 55635424, 57271760, 60851245, 69544280, 74893840, 97361992, 114543520, 121702490, 139088560, 149787680, 194723984, 243404980, 278177120, 389447968, 486809960, 973619920, 1947239840]

約数ペア:

[(1, 1947239840), (2, 973619920), (4, 486809960), (5, 389447968), (7, 278177120), (8, 243404980), (10, 194723984), (13, 149787680), (14, 139088560), (16, 121702490), (17, 114543520), (20, 97361992), (26, 74893840), (28, 69544280), (32, 60851245), (34, 57271760), (35, 55635424), (40, 48680996), (52, 37446920), (56, 34772140), (65, 29957536), (68, 28635880), (70, 27817712), (80, 24340498), (85, 22908704), (91, 21398240), (104, 18723460), (112, 17386070), (119, 16363360), (130, 14978768), (136, 14317940), (140, 13908856), (160, 12170249), (170, 11454352), (182, 10699120), (208, 9361730), (221, 8811040), (224, 8693035), (238, 8181680), (260, 7489384), (272, 7158970), (280, 6954428), (340, 5727176), (364, 5349560), (416, 4680865), (442, 4405520), (455, 4279648), (476, 4090840), (520, 3744692), (544, 3579485), (560, 3477214), (595, 3272672), (680, 2863588), (728, 2674780), (884, 2202760), (910, 2139824), (952, 2045420), (1040, 1872346), (1105, 1762208), (1120, 1738607), (1190, 1636336), (1360, 1431794), (1456, 1337390), (1547, 1258720), (1768, 1101380), (1820, 1069912), (1904, 1022710), (2080, 936173), (2210, 881104), (2380, 818168), (2720, 715897), (2912, 668695), (3094, 629360), (3536, 550690), (3640, 534956), (3808, 511355), (4420, 440552), (4760, 409084), (6188, 314680), (7072, 275345), (7280, 267478), (7735, 251744), (7867, 247520), (8840, 220276), (9520, 204542), (12376, 157340), (14560, 133739), (15470, 125872), (15734, 123760), (17680, 110138), (19040, 102271), (24752, 78670), (30940, 62936), (31468, 61880), (35360, 55069), (39335, 49504)]