53508620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{22111}}^1$

素因数の和:22142

約数の個数: 36

約数和(自身を含む): 123517632

約数和(自身を除く): 70009012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 22111, 44222, 88444, 110555, 221110, 243221, 442220, 486442, 972884, 1216105, 2432210, 2675431, 4864420, 5350862, 10701724, 13377155, 26754310, 53508620]

約数ペア:

[(1, 53508620), (2, 26754310), (4, 13377155), (5, 10701724), (10, 5350862), (11, 4864420), (20, 2675431), (22, 2432210), (44, 1216105), (55, 972884), (110, 486442), (121, 442220), (220, 243221), (242, 221110), (484, 110555), (605, 88444), (1210, 44222), (2420, 22111)]