200552720

素因数分解:

$2^4\times 5^1\times {\mathrm{2506909}}^1$

素因数の和:2506922

約数の個数: 20

約数和(自身を含む): 466285260

約数和(自身を除く): 265732540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2506909, 5013818, 10027636, 12534545, 20055272, 25069090, 40110544, 50138180, 100276360, 200552720]

約数ペア:

[(1, 200552720), (2, 100276360), (4, 50138180), (5, 40110544), (8, 25069090), (10, 20055272), (16, 12534545), (20, 10027636), (40, 5013818), (80, 2506909)]