40554280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{467}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 99066240

約数和(自身を除く): 58511960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 260, 334, 467, 520, 668, 835, 934, 1336, 1670, 1868, 2171, 2335, 3340, 3736, 4342, 4670, 6071, 6680, 8684, 9340, 10855, 12142, 17368, 18680, 21710, 24284, 30355, 43420, 48568, 60710, 77989, 86840, 121420, 155978, 242840, 311956, 389945, 623912, 779890, 1013857, 1559780, 2027714, 3119560, 4055428, 5069285, 8110856, 10138570, 20277140, 40554280]

約数ペア:

[(1, 40554280), (2, 20277140), (4, 10138570), (5, 8110856), (8, 5069285), (10, 4055428), (13, 3119560), (20, 2027714), (26, 1559780), (40, 1013857), (52, 779890), (65, 623912), (104, 389945), (130, 311956), (167, 242840), (260, 155978), (334, 121420), (467, 86840), (520, 77989), (668, 60710), (835, 48568), (934, 43420), (1336, 30355), (1670, 24284), (1868, 21710), (2171, 18680), (2335, 17368), (3340, 12142), (3736, 10855), (4342, 9340), (4670, 8684), (6071, 6680)]