408956960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2098

約数の個数: 96

約数和(自身を含む): 1022160384

約数和(自身を除く): 613203424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 80, 82, 124, 155, 160, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 992, 1240, 1271, 1312, 1640, 2011, 2480, 2542, 3280, 4022, 4960, 5084, 6355, 6560, 8044, 10055, 10168, 12710, 16088, 20110, 20336, 25420, 32176, 40220, 40672, 50840, 62341, 64352, 80440, 82451, 101680, 124682, 160880, 164902, 203360, 249364, 311705, 321760, 329804, 412255, 498728, 623410, 659608, 824510, 997456, 1246820, 1319216, 1649020, 1994912, 2493640, 2555981, 2638432, 3298040, 4987280, 5111962, 6596080, 9974560, 10223924, 12779905, 13192160, 20447848, 25559810, 40895696, 51119620, 81791392, 102239240, 204478480, 408956960]

約数ペア:

[(1, 408956960), (2, 204478480), (4, 102239240), (5, 81791392), (8, 51119620), (10, 40895696), (16, 25559810), (20, 20447848), (31, 13192160), (32, 12779905), (40, 10223924), (41, 9974560), (62, 6596080), (80, 5111962), (82, 4987280), (124, 3298040), (155, 2638432), (160, 2555981), (164, 2493640), (205, 1994912), (248, 1649020), (310, 1319216), (328, 1246820), (410, 997456), (496, 824510), (620, 659608), (656, 623410), (820, 498728), (992, 412255), (1240, 329804), (1271, 321760), (1312, 311705), (1640, 249364), (2011, 203360), (2480, 164902), (2542, 160880), (3280, 124682), (4022, 101680), (4960, 82451), (5084, 80440), (6355, 64352), (6560, 62341), (8044, 50840), (10055, 40672), (10168, 40220), (12710, 32176), (16088, 25420), (20110, 20336)]