185501140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19609}}^1$

素因数の和:19672

約数の個数: 48

約数和(自身を含む): 434871360

約数和(自身を除く): 249370220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 19609, 39218, 78436, 98045, 196090, 215699, 392180, 431398, 843187, 862796, 1078495, 1686374, 2156990, 3372748, 4215935, 4313980, 8431870, 9275057, 16863740, 18550114, 37100228, 46375285, 92750570, 185501140]

約数ペア:

[(1, 185501140), (2, 92750570), (4, 46375285), (5, 37100228), (10, 18550114), (11, 16863740), (20, 9275057), (22, 8431870), (43, 4313980), (44, 4215935), (55, 3372748), (86, 2156990), (110, 1686374), (172, 1078495), (215, 862796), (220, 843187), (430, 431398), (473, 392180), (860, 215699), (946, 196090), (1892, 98045), (2365, 78436), (4730, 39218), (9460, 19609)]