13986040

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1103}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 31596480

約数和(自身を除く): 17610440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1103, 1268, 1585, 2206, 2536, 3170, 4412, 5515, 6340, 8824, 11030, 12680, 22060, 44120, 349651, 699302, 1398604, 1748255, 2797208, 3496510, 6993020, 13986040]

約数ペア:

[(1, 13986040), (2, 6993020), (4, 3496510), (5, 2797208), (8, 1748255), (10, 1398604), (20, 699302), (40, 349651), (317, 44120), (634, 22060), (1103, 12680), (1268, 11030), (1585, 8824), (2206, 6340), (2536, 5515), (3170, 4412)]