40543490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8429}}^1$

素因数の和:8486

約数の個数: 32

約数和(自身を含む): 80725680

約数和(自身を除く): 40182190

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 8429, 16858, 42145, 84290, 109577, 219154, 311873, 547885, 623746, 1095770, 1559365, 3118730, 4054349, 8108698, 20271745, 40543490]

約数ペア:

[(1, 40543490), (2, 20271745), (5, 8108698), (10, 4054349), (13, 3118730), (26, 1559365), (37, 1095770), (65, 623746), (74, 547885), (130, 311873), (185, 219154), (370, 109577), (481, 84290), (962, 42145), (2405, 16858), (4810, 8429)]