1620404

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 2994600

約数和(自身を除く): 1374196

約数列:

[1, 2, 4, 29, 58, 61, 116, 122, 229, 244, 458, 916, 1769, 3538, 6641, 7076, 13282, 13969, 26564, 27938, 55876, 405101, 810202, 1620404]

約数ペア:

[(1, 1620404), (2, 810202), (4, 405101), (29, 55876), (58, 27938), (61, 26564), (116, 13969), (122, 13282), (229, 7076), (244, 6641), (458, 3538), (916, 1769)]