12349482020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1381}}^1\times {\mathrm{5387}}^1$

素因数の和:6860

約数の個数: 48

約数和(自身を含む): 26270250048

約数和(自身を除く): 13920768028

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1381, 1660, 2762, 5387, 5524, 6905, 10774, 13810, 21548, 26935, 27620, 53870, 107740, 114623, 229246, 447121, 458492, 573115, 894242, 1146230, 1788484, 2235605, 2292460, 4471210, 7439447, 8942420, 14878894, 29757788, 37197235, 74394470, 148788940, 617474101, 1234948202, 2469896404, 3087370505, 6174741010, 12349482020]

約数ペア:

[(1, 12349482020), (2, 6174741010), (4, 3087370505), (5, 2469896404), (10, 1234948202), (20, 617474101), (83, 148788940), (166, 74394470), (332, 37197235), (415, 29757788), (830, 14878894), (1381, 8942420), (1660, 7439447), (2762, 4471210), (5387, 2292460), (5524, 2235605), (6905, 1788484), (10774, 1146230), (13810, 894242), (21548, 573115), (26935, 458492), (27620, 447121), (53870, 229246), (107740, 114623)]