203470480

素因数分解:

$2^4\times 5^1\times {\mathrm{2543381}}^1$

素因数の和:2543394

約数の個数: 20

約数和(自身を含む): 473069052

約数和(自身を除く): 269598572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2543381, 5086762, 10173524, 12716905, 20347048, 25433810, 40694096, 50867620, 101735240, 203470480]

約数ペア:

[(1, 203470480), (2, 101735240), (4, 50867620), (5, 40694096), (8, 25433810), (10, 20347048), (16, 12716905), (20, 10173524), (40, 5086762), (80, 2543381)]