39619480

素因数分解:

$2^3\times 5^1\times {\mathrm{990487}}^1$

素因数の和:990498

約数の個数: 16

約数和(自身を含む): 89143920

約数和(自身を除く): 49524440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 990487, 1980974, 3961948, 4952435, 7923896, 9904870, 19809740, 39619480]

約数ペア:

[(1, 39619480), (2, 19809740), (4, 9904870), (5, 7923896), (8, 4952435), (10, 3961948), (20, 1980974), (40, 990487)]