2080450120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7430179}}^1$

素因数の和:7430197

約数の個数: 32

約数和(自身を含む): 5349729600

約数和(自身を除く): 3269279480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7430179, 14860358, 29720716, 37150895, 52011253, 59441432, 74301790, 104022506, 148603580, 208045012, 260056265, 297207160, 416090024, 520112530, 1040225060, 2080450120]

約数ペア:

[(1, 2080450120), (2, 1040225060), (4, 520112530), (5, 416090024), (7, 297207160), (8, 260056265), (10, 208045012), (14, 148603580), (20, 104022506), (28, 74301790), (35, 59441432), (40, 52011253), (56, 37150895), (70, 29720716), (140, 14860358), (280, 7430179)]