20100432280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7077617}}^1$

素因数の和:7077699

約数の個数: 32

約数和(自身を含む): 45862964640

約数和(自身を除く): 25762532360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 7077617, 14155234, 28310468, 35388085, 56620936, 70776170, 141552340, 283104680, 502510807, 1005021614, 2010043228, 2512554035, 4020086456, 5025108070, 10050216140, 20100432280]

約数ペア:

[(1, 20100432280), (2, 10050216140), (4, 5025108070), (5, 4020086456), (8, 2512554035), (10, 2010043228), (20, 1005021614), (40, 502510807), (71, 283104680), (142, 141552340), (284, 70776170), (355, 56620936), (568, 35388085), (710, 28310468), (1420, 14155234), (2840, 7077617)]