1112625680

素因数分解:

$2^4\times 5^1\times {\mathrm{13907821}}^1$

素因数の和:13907834

約数の個数: 20

約数和(自身を含む): 2586854892

約数和(自身を除く): 1474229212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13907821, 27815642, 55631284, 69539105, 111262568, 139078210, 222525136, 278156420, 556312840, 1112625680]

約数ペア:

[(1, 1112625680), (2, 556312840), (4, 278156420), (5, 222525136), (8, 139078210), (10, 111262568), (16, 69539105), (20, 55631284), (40, 27815642), (80, 13907821)]