31557020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{751}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 72769536

約数和(自身を除く): 41212516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 751, 764, 955, 1502, 1910, 2101, 3004, 3755, 3820, 4202, 7510, 8261, 8404, 10505, 15020, 16522, 21010, 33044, 41305, 42020, 82610, 143441, 165220, 286882, 573764, 717205, 1434410, 1577851, 2868820, 3155702, 6311404, 7889255, 15778510, 31557020]

約数ペア:

[(1, 31557020), (2, 15778510), (4, 7889255), (5, 6311404), (10, 3155702), (11, 2868820), (20, 1577851), (22, 1434410), (44, 717205), (55, 573764), (110, 286882), (191, 165220), (220, 143441), (382, 82610), (751, 42020), (764, 41305), (955, 33044), (1502, 21010), (1910, 16522), (2101, 15020), (3004, 10505), (3755, 8404), (3820, 8261), (4202, 7510)]