808970120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2889179}}^1$

素因数の和:2889197

約数の個数: 32

約数和(自身を含む): 2080209600

約数和(自身を除く): 1271239480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2889179, 5778358, 11556716, 14445895, 20224253, 23113432, 28891790, 40448506, 57783580, 80897012, 101121265, 115567160, 161794024, 202242530, 404485060, 808970120]

約数ペア:

[(1, 808970120), (2, 404485060), (4, 202242530), (5, 161794024), (7, 115567160), (8, 101121265), (10, 80897012), (14, 57783580), (20, 40448506), (28, 28891790), (35, 23113432), (40, 20224253), (56, 14445895), (70, 11556716), (140, 5778358), (280, 2889179)]