220583870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{130523}}^1$

素因数の和:130556

約数の個数: 24

約数和(自身を含む): 429946056

約数和(自身を除く): 209362186

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 130523, 261046, 652615, 1305230, 1696799, 3393598, 8483995, 16967990, 22058387, 44116774, 110291935, 220583870]

約数ペア:

[(1, 220583870), (2, 110291935), (5, 44116774), (10, 22058387), (13, 16967990), (26, 8483995), (65, 3393598), (130, 1696799), (169, 1305230), (338, 652615), (845, 261046), (1690, 130523)]