20924380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33749}}^1$

素因数の和:33789

約数の個数: 24

約数和(自身を含む): 45360000

約数和(自身を除く): 24435620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 33749, 67498, 134996, 168745, 337490, 674980, 1046219, 2092438, 4184876, 5231095, 10462190, 20924380]

約数ペア:

[(1, 20924380), (2, 10462190), (4, 5231095), (5, 4184876), (10, 2092438), (20, 1046219), (31, 674980), (62, 337490), (124, 168745), (155, 134996), (310, 67498), (620, 33749)]