1390804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 2614248

約数和(自身を除く): 1223444

約数列:

[1, 2, 4, 17, 34, 68, 113, 181, 226, 362, 452, 724, 1921, 3077, 3842, 6154, 7684, 12308, 20453, 40906, 81812, 347701, 695402, 1390804]

約数ペア:

[(1, 1390804), (2, 695402), (4, 347701), (17, 81812), (34, 40906), (68, 20453), (113, 12308), (181, 7684), (226, 6154), (362, 3842), (452, 3077), (724, 1921)]