31563620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2707}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 73700928

約数和(自身を除く): 42137308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2707, 2915, 5414, 5830, 10828, 11660, 13535, 27070, 29777, 54140, 59554, 119108, 143471, 148885, 286942, 297770, 573884, 595540, 717355, 1434710, 1578181, 2869420, 3156362, 6312724, 7890905, 15781810, 31563620]

約数ペア:

[(1, 31563620), (2, 15781810), (4, 7890905), (5, 6312724), (10, 3156362), (11, 2869420), (20, 1578181), (22, 1434710), (44, 717355), (53, 595540), (55, 573884), (106, 297770), (110, 286942), (212, 148885), (220, 143471), (265, 119108), (530, 59554), (583, 54140), (1060, 29777), (1166, 27070), (2332, 13535), (2707, 11660), (2915, 10828), (5414, 5830)]