12344420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5101}}^1$

素因数の和:5132

約数の個数: 36

約数和(自身を含む): 28499772

約数和(自身を除く): 16155352

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 5101, 10202, 20404, 25505, 51010, 56111, 102020, 112222, 224444, 280555, 561110, 617221, 1122220, 1234442, 2468884, 3086105, 6172210, 12344420]

約数ペア:

[(1, 12344420), (2, 6172210), (4, 3086105), (5, 2468884), (10, 1234442), (11, 1122220), (20, 617221), (22, 561110), (44, 280555), (55, 224444), (110, 112222), (121, 102020), (220, 56111), (242, 51010), (484, 25505), (605, 20404), (1210, 10202), (2420, 5101)]