61622420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{99391}}^1$

素因数の和:99431

約数の個数: 24

約数和(自身を含む): 133582848

約数和(自身を除く): 71960428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 99391, 198782, 397564, 496955, 993910, 1987820, 3081121, 6162242, 12324484, 15405605, 30811210, 61622420]

約数ペア:

[(1, 61622420), (2, 30811210), (4, 15405605), (5, 12324484), (10, 6162242), (20, 3081121), (31, 1987820), (62, 993910), (124, 496955), (155, 397564), (310, 198782), (620, 99391)]