90103940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{39869}}^1$

素因数の和:39991

約数の個数: 24

約数和(自身を含む): 190897560

約数和(自身を除く): 100793620

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 39869, 79738, 159476, 199345, 398690, 797380, 4505197, 9010394, 18020788, 22525985, 45051970, 90103940]

約数ペア:

[(1, 90103940), (2, 45051970), (4, 22525985), (5, 18020788), (10, 9010394), (20, 4505197), (113, 797380), (226, 398690), (452, 199345), (565, 159476), (1130, 79738), (2260, 39869)]