487945040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5087}}^1$

素因数の和:5220

約数の個数: 80

約数和(自身を含む): 1249205760

約数和(自身を除く): 761260720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 109, 110, 176, 218, 220, 436, 440, 545, 872, 880, 1090, 1199, 1744, 2180, 2398, 4360, 4796, 5087, 5995, 8720, 9592, 10174, 11990, 19184, 20348, 23980, 25435, 40696, 47960, 50870, 55957, 81392, 95920, 101740, 111914, 203480, 223828, 279785, 406960, 447656, 554483, 559570, 895312, 1108966, 1119140, 2217932, 2238280, 2772415, 4435864, 4476560, 5544830, 6099313, 8871728, 11089660, 12198626, 22179320, 24397252, 30496565, 44358640, 48794504, 60993130, 97589008, 121986260, 243972520, 487945040]

約数ペア:

[(1, 487945040), (2, 243972520), (4, 121986260), (5, 97589008), (8, 60993130), (10, 48794504), (11, 44358640), (16, 30496565), (20, 24397252), (22, 22179320), (40, 12198626), (44, 11089660), (55, 8871728), (80, 6099313), (88, 5544830), (109, 4476560), (110, 4435864), (176, 2772415), (218, 2238280), (220, 2217932), (436, 1119140), (440, 1108966), (545, 895312), (872, 559570), (880, 554483), (1090, 447656), (1199, 406960), (1744, 279785), (2180, 223828), (2398, 203480), (4360, 111914), (4796, 101740), (5087, 95920), (5995, 81392), (8720, 55957), (9592, 50870), (10174, 47960), (11990, 40696), (19184, 25435), (20348, 23980)]