890242580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1534901}}^1$

素因数の和:1534939

約数の個数: 24

約数和(自身を含む): 1933976520

約数和(自身を除く): 1043733940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1534901, 3069802, 6139604, 7674505, 15349010, 30698020, 44512129, 89024258, 178048516, 222560645, 445121290, 890242580]

約数ペア:

[(1, 890242580), (2, 445121290), (4, 222560645), (5, 178048516), (10, 89024258), (20, 44512129), (29, 30698020), (58, 15349010), (116, 7674505), (145, 6139604), (290, 3069802), (580, 1534901)]