13443980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 31407264

約数和(自身を除く): 17963284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1153, 1166, 2306, 2332, 2915, 4612, 5765, 5830, 11530, 11660, 12683, 23060, 25366, 50732, 61109, 63415, 122218, 126830, 244436, 253660, 305545, 611090, 672199, 1222180, 1344398, 2688796, 3360995, 6721990, 13443980]

約数ペア:

[(1, 13443980), (2, 6721990), (4, 3360995), (5, 2688796), (10, 1344398), (11, 1222180), (20, 672199), (22, 611090), (44, 305545), (53, 253660), (55, 244436), (106, 126830), (110, 122218), (212, 63415), (220, 61109), (265, 50732), (530, 25366), (583, 23060), (1060, 12683), (1153, 11660), (1166, 11530), (2306, 5830), (2332, 5765), (2915, 4612)]