197920160

素因数分解:

$2^5\times 5^1\times {\mathrm{1237001}}^1$

素因数の和:1237016

約数の個数: 24

約数和(自身を含む): 467586756

約数和(自身を除く): 269666596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1237001, 2474002, 4948004, 6185005, 9896008, 12370010, 19792016, 24740020, 39584032, 49480040, 98960080, 197920160]

約数ペア:

[(1, 197920160), (2, 98960080), (4, 49480040), (5, 39584032), (8, 24740020), (10, 19792016), (16, 12370010), (20, 9896008), (32, 6185005), (40, 4948004), (80, 2474002), (160, 1237001)]