201549580

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{10169}}^1$

素因数の和:11169

約数の個数: 24

約数和(自身を含む): 423722880

約数和(自身を除く): 222173300

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 10169, 19820, 20338, 40676, 50845, 101690, 203380, 10077479, 20154958, 40309916, 50387395, 100774790, 201549580]

約数ペア:

[(1, 201549580), (2, 100774790), (4, 50387395), (5, 40309916), (10, 20154958), (20, 10077479), (991, 203380), (1982, 101690), (3964, 50845), (4955, 40676), (9910, 20338), (10169, 19820)]