79460980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{44641}}^1$

素因数の和:44739

約数の個数: 24

約数和(自身を含む): 168746760

約数和(自身を除く): 89285780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 44641, 89282, 178564, 223205, 446410, 892820, 3973049, 7946098, 15892196, 19865245, 39730490, 79460980]

約数ペア:

[(1, 79460980), (2, 39730490), (4, 19865245), (5, 15892196), (10, 7946098), (20, 3973049), (89, 892820), (178, 446410), (356, 223205), (445, 178564), (890, 89282), (1780, 44641)]