40242220

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5309}}^1$

素因数の和:5697

約数の個数: 24

約数和(自身を含む): 84747600

約数和(自身を除く): 44505380

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 5309, 7580, 10618, 21236, 26545, 53090, 106180, 2012111, 4024222, 8048444, 10060555, 20121110, 40242220]

約数ペア:

[(1, 40242220), (2, 20121110), (4, 10060555), (5, 8048444), (10, 4024222), (20, 2012111), (379, 106180), (758, 53090), (1516, 26545), (1895, 21236), (3790, 10618), (5309, 7580)]