20161383860

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3180029}}^1$

素因数の和:3180355

約数の個数: 24

約数和(自身を含む): 42472480680

約数和(自身を除く): 22311096820

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 3180029, 6360058, 12720116, 15900145, 31800290, 63600580, 1008069193, 2016138386, 4032276772, 5040345965, 10080691930, 20161383860]

約数ペア:

[(1, 20161383860), (2, 10080691930), (4, 5040345965), (5, 4032276772), (10, 2016138386), (20, 1008069193), (317, 63600580), (634, 31800290), (1268, 15900145), (1585, 12720116), (3170, 6360058), (6340, 3180029)]