220005020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{379319}}^1$

素因数の和:379357

約数の個数: 24

約数和(自身を含む): 477943200

約数和(自身を除く): 257938180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 379319, 758638, 1517276, 1896595, 3793190, 7586380, 11000251, 22000502, 44001004, 55001255, 110002510, 220005020]

約数ペア:

[(1, 220005020), (2, 110002510), (4, 55001255), (5, 44001004), (10, 22000502), (20, 11000251), (29, 7586380), (58, 3793190), (116, 1896595), (145, 1517276), (290, 758638), (580, 379319)]