39308560

素因数分解:

$2^4\times 5^1\times {\mathrm{491357}}^1$

素因数の和:491370

約数の個数: 20

約数和(自身を含む): 91392588

約数和(自身を除く): 52084028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491357, 982714, 1965428, 2456785, 3930856, 4913570, 7861712, 9827140, 19654280, 39308560]

約数ペア:

[(1, 39308560), (2, 19654280), (4, 9827140), (5, 7861712), (8, 4913570), (10, 3930856), (16, 2456785), (20, 1965428), (40, 982714), (80, 491357)]