203469680

素因数分解:

$2^4\times 5^1\times {\mathrm{2543371}}^1$

素因数の和:2543384

約数の個数: 20

約数和(自身を含む): 473067192

約数和(自身を除く): 269597512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2543371, 5086742, 10173484, 12716855, 20346968, 25433710, 40693936, 50867420, 101734840, 203469680]

約数ペア:

[(1, 203469680), (2, 101734840), (4, 50867420), (5, 40693936), (8, 25433710), (10, 20346968), (16, 12716855), (20, 10173484), (40, 5086742), (80, 2543371)]