124371380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28657}}^1$

素因数の和:28704

約数の個数: 48

約数和(自身を含む): 308130816

約数和(自身を除く): 183759436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 28657, 57314, 114628, 143285, 200599, 286570, 401198, 573140, 802396, 888367, 1002995, 1776734, 2005990, 3553468, 4011980, 4441835, 6218569, 8883670, 12437138, 17767340, 24874276, 31092845, 62185690, 124371380]

約数ペア:

[(1, 124371380), (2, 62185690), (4, 31092845), (5, 24874276), (7, 17767340), (10, 12437138), (14, 8883670), (20, 6218569), (28, 4441835), (31, 4011980), (35, 3553468), (62, 2005990), (70, 1776734), (124, 1002995), (140, 888367), (155, 802396), (217, 573140), (310, 401198), (434, 286570), (620, 200599), (868, 143285), (1085, 114628), (2170, 57314), (4340, 28657)]