28752914680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{237157}}^1$

素因数の和:237608

約数の個数: 64

約数和(自身を含む): 74107131840

約数和(自身を除く): 45354217160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 433, 866, 1732, 2165, 3031, 3464, 4330, 6062, 8660, 12124, 15155, 17320, 24248, 30310, 60620, 121240, 237157, 474314, 948628, 1185785, 1660099, 1897256, 2371570, 3320198, 4743140, 6640396, 8300495, 9486280, 13280792, 16600990, 33201980, 66403960, 102688981, 205377962, 410755924, 513444905, 718822867, 821511848, 1026889810, 1437645734, 2053779620, 2875291468, 3594114335, 4107559240, 5750582936, 7188228670, 14376457340, 28752914680]

約数ペア:

[(1, 28752914680), (2, 14376457340), (4, 7188228670), (5, 5750582936), (7, 4107559240), (8, 3594114335), (10, 2875291468), (14, 2053779620), (20, 1437645734), (28, 1026889810), (35, 821511848), (40, 718822867), (56, 513444905), (70, 410755924), (140, 205377962), (280, 102688981), (433, 66403960), (866, 33201980), (1732, 16600990), (2165, 13280792), (3031, 9486280), (3464, 8300495), (4330, 6640396), (6062, 4743140), (8660, 3320198), (12124, 2371570), (15155, 1897256), (17320, 1660099), (24248, 1185785), (30310, 948628), (60620, 474314), (121240, 237157)]