72948820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521063}}^1$

素因数の和:521079

約数の個数: 24

約数和(自身を含む): 175077504

約数和(自身を除く): 102128684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521063, 1042126, 2084252, 2605315, 3647441, 5210630, 7294882, 10421260, 14589764, 18237205, 36474410, 72948820]

約数ペア:

[(1, 72948820), (2, 36474410), (4, 18237205), (5, 14589764), (7, 10421260), (10, 7294882), (14, 5210630), (20, 3647441), (28, 2605315), (35, 2084252), (70, 1042126), (140, 521063)]