22899920

素因数分解:

$2^4\times 5^1\times {\mathrm{286249}}^1$

素因数の和:286262

約数の個数: 20

約数和(自身を含む): 53242500

約数和(自身を除く): 30342580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 286249, 572498, 1144996, 1431245, 2289992, 2862490, 4579984, 5724980, 11449960, 22899920]

約数ペア:

[(1, 22899920), (2, 11449960), (4, 5724980), (5, 4579984), (8, 2862490), (10, 2289992), (16, 1431245), (20, 1144996), (40, 572498), (80, 286249)]