86935240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4373}}^1$

素因数の和:4462

約数の個数: 64

約数和(自身を含む): 226748160

約数和(自身を除く): 139812920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4373, 4970, 8746, 9940, 17492, 19880, 21865, 30611, 34984, 43730, 61222, 87460, 122444, 153055, 174920, 244888, 306110, 310483, 612220, 620966, 1224440, 1241932, 1552415, 2173381, 2483864, 3104830, 4346762, 6209660, 8693524, 10866905, 12419320, 17387048, 21733810, 43467620, 86935240]

約数ペア:

[(1, 86935240), (2, 43467620), (4, 21733810), (5, 17387048), (7, 12419320), (8, 10866905), (10, 8693524), (14, 6209660), (20, 4346762), (28, 3104830), (35, 2483864), (40, 2173381), (56, 1552415), (70, 1241932), (71, 1224440), (140, 620966), (142, 612220), (280, 310483), (284, 306110), (355, 244888), (497, 174920), (568, 153055), (710, 122444), (994, 87460), (1420, 61222), (1988, 43730), (2485, 34984), (2840, 30611), (3976, 21865), (4373, 19880), (4970, 17492), (8746, 9940)]