70906940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{272719}}^1$

素因数の和:272741

約数の個数: 24

約数和(自身を含む): 160359360

約数和(自身を除く): 89452420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 272719, 545438, 1090876, 1363595, 2727190, 3545347, 5454380, 7090694, 14181388, 17726735, 35453470, 70906940]

約数ペア:

[(1, 70906940), (2, 35453470), (4, 17726735), (5, 14181388), (10, 7090694), (13, 5454380), (20, 3545347), (26, 2727190), (52, 1363595), (65, 1090876), (130, 545438), (260, 272719)]