4037792620

素因数分解:

$2^2\times 5^1\times {\mathrm{6481}}^1\times {\mathrm{31151}}^1$

素因数の和:37641

約数の個数: 24

約数和(自身を含む): 8480945088

約数和(自身を除く): 4443152468

約数列:

[1, 2, 4, 5, 10, 20, 6481, 12962, 25924, 31151, 32405, 62302, 64810, 124604, 129620, 155755, 311510, 623020, 201889631, 403779262, 807558524, 1009448155, 2018896310, 4037792620]

約数ペア:

[(1, 4037792620), (2, 2018896310), (4, 1009448155), (5, 807558524), (10, 403779262), (20, 201889631), (6481, 623020), (12962, 311510), (25924, 155755), (31151, 129620), (32405, 124604), (62302, 64810)]