20165990520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12926917}}^1$

素因数の和:12926944

約数の個数: 64

約数和(自身を含む): 65151666720

約数和(自身を除く): 44985676200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12926917, 25853834, 38780751, 51707668, 64634585, 77561502, 103415336, 129269170, 155123004, 168049921, 193903755, 258538340, 310246008, 336099842, 387807510, 504149763, 517076680, 672199684, 775615020, 840249605, 1008299526, 1344399368, 1551230040, 1680499210, 2016599052, 2520748815, 3360998420, 4033198104, 5041497630, 6721996840, 10082995260, 20165990520]

約数ペア:

[(1, 20165990520), (2, 10082995260), (3, 6721996840), (4, 5041497630), (5, 4033198104), (6, 3360998420), (8, 2520748815), (10, 2016599052), (12, 1680499210), (13, 1551230040), (15, 1344399368), (20, 1008299526), (24, 840249605), (26, 775615020), (30, 672199684), (39, 517076680), (40, 504149763), (52, 387807510), (60, 336099842), (65, 310246008), (78, 258538340), (104, 193903755), (120, 168049921), (130, 155123004), (156, 129269170), (195, 103415336), (260, 77561502), (312, 64634585), (390, 51707668), (520, 38780751), (780, 25853834), (1560, 12926917)]