70909880

素因数分解:

$2^3\times 5^1\times {\mathrm{1772747}}^1$

素因数の和:1772758

約数の個数: 16

約数和(自身を含む): 159547320

約数和(自身を除く): 88637440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1772747, 3545494, 7090988, 8863735, 14181976, 17727470, 35454940, 70909880]

約数ペア:

[(1, 70909880), (2, 35454940), (4, 17727470), (5, 14181976), (8, 8863735), (10, 7090988), (20, 3545494), (40, 1772747)]