12447740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 28594944

約数和(自身を除く): 16147204

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1181, 2108, 2362, 2635, 4724, 5270, 5905, 10540, 11810, 20077, 23620, 36611, 40154, 73222, 80308, 100385, 146444, 183055, 200770, 366110, 401540, 622387, 732220, 1244774, 2489548, 3111935, 6223870, 12447740]

約数ペア:

[(1, 12447740), (2, 6223870), (4, 3111935), (5, 2489548), (10, 1244774), (17, 732220), (20, 622387), (31, 401540), (34, 366110), (62, 200770), (68, 183055), (85, 146444), (124, 100385), (155, 80308), (170, 73222), (310, 40154), (340, 36611), (527, 23620), (620, 20077), (1054, 11810), (1181, 10540), (2108, 5905), (2362, 5270), (2635, 4724)]