79619480

素因数分解:

$2^3\times 5^1\times {\mathrm{1990487}}^1$

素因数の和:1990498

約数の個数: 16

約数和(自身を含む): 179143920

約数和(自身を除く): 99524440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1990487, 3980974, 7961948, 9952435, 15923896, 19904870, 39809740, 79619480]

約数ペア:

[(1, 79619480), (2, 39809740), (4, 19904870), (5, 15923896), (8, 9952435), (10, 7961948), (20, 3980974), (40, 1990487)]