31160560

素因数分解:

$2^4\times 5^1\times {\mathrm{389507}}^1$

素因数の和:389520

約数の個数: 20

約数和(自身を含む): 72448488

約数和(自身を除く): 41287928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389507, 779014, 1558028, 1947535, 3116056, 3895070, 6232112, 7790140, 15580280, 31160560]

約数ペア:

[(1, 31160560), (2, 15580280), (4, 7790140), (5, 6232112), (8, 3895070), (10, 3116056), (16, 1947535), (20, 1558028), (40, 779014), (80, 389507)]