126656360

素因数分解:

$2^3\times 5^1\times {\mathrm{3166409}}^1$

素因数の和:3166420

約数の個数: 16

約数和(自身を含む): 284976900

約数和(自身を除く): 158320540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3166409, 6332818, 12665636, 15832045, 25331272, 31664090, 63328180, 126656360]

約数ペア:

[(1, 126656360), (2, 63328180), (4, 31664090), (5, 25331272), (8, 15832045), (10, 12665636), (20, 6332818), (40, 3166409)]