20082021120080

素因数分解:

$2^4\times 5^1\times {\mathrm{251025264001}}^1$

素因数の和:251025264014

約数の個数: 20

約数和(自身を含む): 46690699104372

約数和(自身を除く): 26608677984292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251025264001, 502050528002, 1004101056004, 1255126320005, 2008202112008, 2510252640010, 4016404224016, 5020505280020, 10041010560040, 20082021120080]

約数ペア:

[(1, 20082021120080), (2, 10041010560040), (4, 5020505280020), (5, 4016404224016), (8, 2510252640010), (10, 2008202112008), (16, 1255126320005), (20, 1004101056004), (40, 502050528002), (80, 251025264001)]