20482011840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{300499}}^1$

素因数の和:300590

約数の個数: 112

約数和(自身を含む): 65946528000

約数和(自身を除く): 45464516160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 320, 355, 426, 480, 568, 710, 852, 960, 1065, 1136, 1420, 1704, 2130, 2272, 2840, 3408, 4260, 4544, 5680, 6816, 8520, 11360, 13632, 17040, 22720, 34080, 68160, 300499, 600998, 901497, 1201996, 1502495, 1802994, 2403992, 3004990, 3605988, 4507485, 4807984, 6009980, 7211976, 9014970, 9615968, 12019960, 14423952, 18029940, 19231936, 21335429, 24039920, 28847904, 36059880, 42670858, 48079840, 57695808, 64006287, 72119760, 85341716, 96159680, 106677145, 128012574, 144239520, 170683432, 213354290, 256025148, 288479040, 320031435, 341366864, 426708580, 512050296, 640062870, 682733728, 853417160, 1024100592, 1280125740, 1365467456, 1706834320, 2048201184, 2560251480, 3413668640, 4096402368, 5120502960, 6827337280, 10241005920, 20482011840]

約数ペア:

[(1, 20482011840), (2, 10241005920), (3, 6827337280), (4, 5120502960), (5, 4096402368), (6, 3413668640), (8, 2560251480), (10, 2048201184), (12, 1706834320), (15, 1365467456), (16, 1280125740), (20, 1024100592), (24, 853417160), (30, 682733728), (32, 640062870), (40, 512050296), (48, 426708580), (60, 341366864), (64, 320031435), (71, 288479040), (80, 256025148), (96, 213354290), (120, 170683432), (142, 144239520), (160, 128012574), (192, 106677145), (213, 96159680), (240, 85341716), (284, 72119760), (320, 64006287), (355, 57695808), (426, 48079840), (480, 42670858), (568, 36059880), (710, 28847904), (852, 24039920), (960, 21335429), (1065, 19231936), (1136, 18029940), (1420, 14423952), (1704, 12019960), (2130, 9615968), (2272, 9014970), (2840, 7211976), (3408, 6009980), (4260, 4807984), (4544, 4507485), (5680, 3605988), (6816, 3004990), (8520, 2403992), (11360, 1802994), (13632, 1502495), (17040, 1201996), (22720, 901497), (34080, 600998), (68160, 300499)]