72407890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{195697}}^1$

素因数の和:195741

約数の個数: 16

約数和(自身を含む): 133857432

約数和(自身を除く): 61449542

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 195697, 391394, 978485, 1956970, 7240789, 14481578, 36203945, 72407890]

約数ペア:

[(1, 72407890), (2, 36203945), (5, 14481578), (10, 7240789), (37, 1956970), (74, 978485), (185, 391394), (370, 195697)]