2190393410

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{420421}}^1$

素因数の和:420949

約数の個数: 16

約数和(自身を含む): 3950285112

約数和(自身を除く): 1759891702

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 420421, 840842, 2102105, 4204210, 219039341, 438078682, 1095196705, 2190393410]

約数ペア:

[(1, 2190393410), (2, 1095196705), (5, 438078682), (10, 219039341), (521, 4204210), (1042, 2102105), (2605, 840842), (5210, 420421)]