72964780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521177}}^1$

素因数の和:521193

約数の個数: 24

約数和(自身を含む): 175115808

約数和(自身を除く): 102151028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521177, 1042354, 2084708, 2605885, 3648239, 5211770, 7296478, 10423540, 14592956, 18241195, 36482390, 72964780]

約数ペア:

[(1, 72964780), (2, 36482390), (4, 18241195), (5, 14592956), (7, 10423540), (10, 7296478), (14, 5211770), (20, 3648239), (28, 2605885), (35, 2084708), (70, 1042354), (140, 521177)]