10405840

素因数分解:

$2^4\times 5^1\times {\mathrm{130073}}^1$

素因数の和:130086

約数の個数: 20

約数和(自身を含む): 24193764

約数和(自身を除く): 13787924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 130073, 260146, 520292, 650365, 1040584, 1300730, 2081168, 2601460, 5202920, 10405840]

約数ペア:

[(1, 10405840), (2, 5202920), (4, 2601460), (5, 2081168), (8, 1300730), (10, 1040584), (16, 650365), (20, 520292), (40, 260146), (80, 130073)]