152508220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{245981}}^1$

素因数の和:246021

約数の個数: 24

約数和(自身を含む): 330599808

約数和(自身を除く): 178091588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 245981, 491962, 983924, 1229905, 2459810, 4919620, 7625411, 15250822, 30501644, 38127055, 76254110, 152508220]

約数ペア:

[(1, 152508220), (2, 76254110), (4, 38127055), (5, 30501644), (10, 15250822), (20, 7625411), (31, 4919620), (62, 2459810), (124, 1229905), (155, 983924), (310, 491962), (620, 245981)]