74028620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{859}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 161817600

約数和(自身を除く): 87788980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 859, 1390, 1718, 2780, 3436, 4295, 4309, 8590, 8618, 17180, 17236, 21545, 26629, 43090, 53258, 86180, 106516, 119401, 133145, 238802, 266290, 477604, 532580, 597005, 1194010, 2388020, 3701431, 7402862, 14805724, 18507155, 37014310, 74028620]

約数ペア:

[(1, 74028620), (2, 37014310), (4, 18507155), (5, 14805724), (10, 7402862), (20, 3701431), (31, 2388020), (62, 1194010), (124, 597005), (139, 532580), (155, 477604), (278, 266290), (310, 238802), (556, 133145), (620, 119401), (695, 106516), (859, 86180), (1390, 53258), (1718, 43090), (2780, 26629), (3436, 21545), (4295, 17236), (4309, 17180), (8590, 8618)]