26267740

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1993}}^1$

素因数の和:2661

約数の個数: 24

約数和(自身を含む): 55273680

約数和(自身を除く): 29005940

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 1993, 2636, 3295, 3986, 6590, 7972, 9965, 13180, 19930, 39860, 1313387, 2626774, 5253548, 6566935, 13133870, 26267740]

約数ペア:

[(1, 26267740), (2, 13133870), (4, 6566935), (5, 5253548), (10, 2626774), (20, 1313387), (659, 39860), (1318, 19930), (1993, 13180), (2636, 9965), (3295, 7972), (3986, 6590)]