400990018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{3719}}^1$

素因数の和:3787

約数の個数: 48

約数和(自身を含む): 735220800

約数和(自身を除く): 334230782

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 169, 286, 319, 338, 377, 638, 754, 1859, 3718, 3719, 4147, 4901, 7438, 8294, 9802, 40909, 48347, 53911, 81818, 96694, 107822, 107851, 215702, 531817, 628511, 1063634, 1186361, 1257022, 1402063, 2372722, 2804126, 6913621, 13827242, 15422693, 18226819, 30845386, 36453638, 200495009, 400990018]

約数ペア:

[(1, 400990018), (2, 200495009), (11, 36453638), (13, 30845386), (22, 18226819), (26, 15422693), (29, 13827242), (58, 6913621), (143, 2804126), (169, 2372722), (286, 1402063), (319, 1257022), (338, 1186361), (377, 1063634), (638, 628511), (754, 531817), (1859, 215702), (3718, 107851), (3719, 107822), (4147, 96694), (4901, 81818), (7438, 53911), (8294, 48347), (9802, 40909)]