13520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2$

素因数の和:39

約数の個数: 30

約数和(自身を含む): 34038

約数和(自身を除く): 20518

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520]

約数ペア:

[(1, 13520), (2, 6760), (4, 3380), (5, 2704), (8, 1690), (10, 1352), (13, 1040), (16, 845), (20, 676), (26, 520), (40, 338), (52, 260), (65, 208), (80, 169), (104, 130)]