13143020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5431}}^1$

素因数の和:5462

約数の個数: 36

約数和(自身を含む): 30343152

約数和(自身を除く): 17200132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 5431, 10862, 21724, 27155, 54310, 59741, 108620, 119482, 238964, 298705, 597410, 657151, 1194820, 1314302, 2628604, 3285755, 6571510, 13143020]

約数ペア:

[(1, 13143020), (2, 6571510), (4, 3285755), (5, 2628604), (10, 1314302), (11, 1194820), (20, 657151), (22, 597410), (44, 298705), (55, 238964), (110, 119482), (121, 108620), (220, 59741), (242, 54310), (484, 27155), (605, 21724), (1210, 10862), (2420, 5431)]