28264060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128473}}^1$

素因数の和:128493

約数の個数: 24

約数和(自身を含む): 64750896

約数和(自身を除く): 36486836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 128473, 256946, 513892, 642365, 1284730, 1413203, 2569460, 2826406, 5652812, 7066015, 14132030, 28264060]

約数ペア:

[(1, 28264060), (2, 14132030), (4, 7066015), (5, 5652812), (10, 2826406), (11, 2569460), (20, 1413203), (22, 1284730), (44, 642365), (55, 513892), (110, 256946), (220, 128473)]