87914120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313979}}^1$

素因数の和:313997

約数の個数: 32

約数和(自身を含む): 226065600

約数和(自身を除く): 138151480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313979, 627958, 1255916, 1569895, 2197853, 2511832, 3139790, 4395706, 6279580, 8791412, 10989265, 12559160, 17582824, 21978530, 43957060, 87914120]

約数ペア:

[(1, 87914120), (2, 43957060), (4, 21978530), (5, 17582824), (7, 12559160), (8, 10989265), (10, 8791412), (14, 6279580), (20, 4395706), (28, 3139790), (35, 2511832), (40, 2197853), (56, 1569895), (70, 1255916), (140, 627958), (280, 313979)]