16211120

素因数分解:

$2^4\times 5^1\times {\mathrm{202639}}^1$

素因数の和:202652

約数の個数: 20

約数和(自身を含む): 37691040

約数和(自身を除く): 21479920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 202639, 405278, 810556, 1013195, 1621112, 2026390, 3242224, 4052780, 8105560, 16211120]

約数ペア:

[(1, 16211120), (2, 8105560), (4, 4052780), (5, 3242224), (8, 2026390), (10, 1621112), (16, 1013195), (20, 810556), (40, 405278), (80, 202639)]