1817420

素因数分解:

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

素因数の和:782

約数の個数: 36

約数和(自身を含む): 4200672

約数和(自身を除く): 2383252

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 751, 1210, 1502, 2420, 3004, 3755, 7510, 8261, 15020, 16522, 33044, 41305, 82610, 90871, 165220, 181742, 363484, 454355, 908710, 1817420]

約数ペア:

[(1, 1817420), (2, 908710), (4, 454355), (5, 363484), (10, 181742), (11, 165220), (20, 90871), (22, 82610), (44, 41305), (55, 33044), (110, 16522), (121, 15020), (220, 8261), (242, 7510), (484, 3755), (605, 3004), (751, 2420), (1210, 1502)]