20326080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:734

約数の個数: 112

約数和(自身を含む): 66714624

約数和(自身を除く): 46388544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 683, 744, 930, 960, 992, 1240, 1366, 1488, 1860, 1984, 2049, 2480, 2732, 2976, 3415, 3720, 4098, 4960, 5464, 5952, 6830, 7440, 8196, 9920, 10245, 10928, 13660, 14880, 16392, 20490, 21173, 21856, 27320, 29760, 32784, 40980, 42346, 43712, 54640, 63519, 65568, 81960, 84692, 105865, 109280, 127038, 131136, 163920, 169384, 211730, 218560, 254076, 317595, 327840, 338768, 423460, 508152, 635190, 655680, 677536, 846920, 1016304, 1270380, 1355072, 1693840, 2032608, 2540760, 3387680, 4065216, 5081520, 6775360, 10163040, 20326080]

約数ペア:

[(1, 20326080), (2, 10163040), (3, 6775360), (4, 5081520), (5, 4065216), (6, 3387680), (8, 2540760), (10, 2032608), (12, 1693840), (15, 1355072), (16, 1270380), (20, 1016304), (24, 846920), (30, 677536), (31, 655680), (32, 635190), (40, 508152), (48, 423460), (60, 338768), (62, 327840), (64, 317595), (80, 254076), (93, 218560), (96, 211730), (120, 169384), (124, 163920), (155, 131136), (160, 127038), (186, 109280), (192, 105865), (240, 84692), (248, 81960), (310, 65568), (320, 63519), (372, 54640), (465, 43712), (480, 42346), (496, 40980), (620, 32784), (683, 29760), (744, 27320), (930, 21856), (960, 21173), (992, 20490), (1240, 16392), (1366, 14880), (1488, 13660), (1860, 10928), (1984, 10245), (2049, 9920), (2480, 8196), (2732, 7440), (2976, 6830), (3415, 5952), (3720, 5464), (4098, 4960)]