201212680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{295901}}^1$

素因数の和:295929

約数の個数: 32

約数和(自身を含む): 479361240

約数和(自身を除く): 278148560

約数列:

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

約数ペア:

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