10420880

素因数分解:

$2^4\times 5^1\times {\mathrm{130261}}^1$

素因数の和:130274

約数の個数: 20

約数和(自身を含む): 24228732

約数和(自身を除く): 13807852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 130261, 260522, 521044, 651305, 1042088, 1302610, 2084176, 2605220, 5210440, 10420880]

約数ペア:

[(1, 10420880), (2, 5210440), (4, 2605220), (5, 2084176), (8, 1302610), (10, 1042088), (16, 651305), (20, 521044), (40, 260522), (80, 130261)]