13481540

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2797}}^1$

素因数の和:3047

約数の個数: 24

約数和(自身を含む): 28438872

約数和(自身を除く): 14957332

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 2797, 4820, 5594, 11188, 13985, 27970, 55940, 674077, 1348154, 2696308, 3370385, 6740770, 13481540]

約数ペア:

[(1, 13481540), (2, 6740770), (4, 3370385), (5, 2696308), (10, 1348154), (20, 674077), (241, 55940), (482, 27970), (964, 13985), (1205, 11188), (2410, 5594), (2797, 4820)]