207945680

素因数分解:

$2^4\times 5^1\times {\mathrm{2599321}}^1$

素因数の和:2599334

約数の個数: 20

約数和(自身を含む): 483473892

約数和(自身を除く): 275528212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2599321, 5198642, 10397284, 12996605, 20794568, 25993210, 41589136, 51986420, 103972840, 207945680]

約数ペア:

[(1, 207945680), (2, 103972840), (4, 51986420), (5, 41589136), (8, 25993210), (10, 20794568), (16, 12996605), (20, 10397284), (40, 5198642), (80, 2599321)]