402425360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{295901}}^1$

素因数の和:295931

約数の個数: 40

約数和(自身を含む): 990679896

約数和(自身を除く): 588254536

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 295901, 591802, 1183604, 1479505, 2367208, 2959010, 4734416, 5030317, 5918020, 10060634, 11836040, 20121268, 23672080, 25151585, 40242536, 50303170, 80485072, 100606340, 201212680, 402425360]

約数ペア:

[(1, 402425360), (2, 201212680), (4, 100606340), (5, 80485072), (8, 50303170), (10, 40242536), (16, 25151585), (17, 23672080), (20, 20121268), (34, 11836040), (40, 10060634), (68, 5918020), (80, 5030317), (85, 4734416), (136, 2959010), (170, 2367208), (272, 1479505), (340, 1183604), (680, 591802), (1360, 295901)]