23419540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68881}}^1$

素因数の和:68907

約数の個数: 24

約数和(自身を含む): 52074792

約数和(自身を除く): 28655252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 68881, 137762, 275524, 344405, 688810, 1170977, 1377620, 2341954, 4683908, 5854885, 11709770, 23419540]

約数ペア:

[(1, 23419540), (2, 11709770), (4, 5854885), (5, 4683908), (10, 2341954), (17, 1377620), (20, 1170977), (34, 688810), (68, 344405), (85, 275524), (170, 137762), (340, 68881)]