82223920

素因数分解:

$2^4\times 5^1\times {\mathrm{1027799}}^1$

素因数の和:1027812

約数の個数: 20

約数和(自身を含む): 191170800

約数和(自身を除く): 108946880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1027799, 2055598, 4111196, 5138995, 8222392, 10277990, 16444784, 20555980, 41111960, 82223920]

約数ペア:

[(1, 82223920), (2, 41111960), (4, 20555980), (5, 16444784), (8, 10277990), (10, 8222392), (16, 5138995), (20, 4111196), (40, 2055598), (80, 1027799)]