16590260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 36191232

約数和(自身を除く): 19600972

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 191, 202, 215, 382, 404, 430, 505, 764, 860, 955, 1010, 1910, 2020, 3820, 4343, 8213, 8686, 16426, 17372, 19291, 21715, 32852, 38582, 41065, 43430, 77164, 82130, 86860, 96455, 164260, 192910, 385820, 829513, 1659026, 3318052, 4147565, 8295130, 16590260]

約数ペア:

[(1, 16590260), (2, 8295130), (4, 4147565), (5, 3318052), (10, 1659026), (20, 829513), (43, 385820), (86, 192910), (101, 164260), (172, 96455), (191, 86860), (202, 82130), (215, 77164), (382, 43430), (404, 41065), (430, 38582), (505, 32852), (764, 21715), (860, 19291), (955, 17372), (1010, 16426), (1910, 8686), (2020, 8213), (3820, 4343)]