2019960760

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{226453}}^1$

素因数の和:226687

約数の個数: 32

約数和(自身を含む): 4565312640

約数和(自身を除く): 2545351880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 226453, 452906, 905812, 1132265, 1811624, 2264530, 4529060, 9058120, 50499019, 100998038, 201996076, 252495095, 403992152, 504990190, 1009980380, 2019960760]

約数ペア:

[(1, 2019960760), (2, 1009980380), (4, 504990190), (5, 403992152), (8, 252495095), (10, 201996076), (20, 100998038), (40, 50499019), (223, 9058120), (446, 4529060), (892, 2264530), (1115, 1811624), (1784, 1132265), (2230, 905812), (4460, 452906), (8920, 226453)]