20063386240

素因数分解:

$2^7\times 5^1\times {\mathrm{31349041}}^1$

素因数の和:31349060

約数の個数: 32

約数和(自身を含む): 47964034260

約数和(自身を除く): 27900648020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31349041, 62698082, 125396164, 156745205, 250792328, 313490410, 501584656, 626980820, 1003169312, 1253961640, 2006338624, 2507923280, 4012677248, 5015846560, 10031693120, 20063386240]

約数ペア:

[(1, 20063386240), (2, 10031693120), (4, 5015846560), (5, 4012677248), (8, 2507923280), (10, 2006338624), (16, 1253961640), (20, 1003169312), (32, 626980820), (40, 501584656), (64, 313490410), (80, 250792328), (128, 156745205), (160, 125396164), (320, 62698082), (640, 31349041)]