68859140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491851}}^1$

素因数の和:491867

約数の個数: 24

約数和(自身を含む): 165262272

約数和(自身を除く): 96403132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491851, 983702, 1967404, 2459255, 3442957, 4918510, 6885914, 9837020, 13771828, 17214785, 34429570, 68859140]

約数ペア:

[(1, 68859140), (2, 34429570), (4, 17214785), (5, 13771828), (7, 9837020), (10, 6885914), (14, 4918510), (20, 3442957), (28, 2459255), (35, 1967404), (70, 983702), (140, 491851)]