2021918660

素因数分解:

$2^2\times 5^1\times {\mathrm{4073}}^1\times {\mathrm{24821}}^1$

素因数の和:28903

約数の個数: 24

約数和(自身を含む): 4247242776

約数和(自身を除く): 2225324116

約数列:

[1, 2, 4, 5, 10, 20, 4073, 8146, 16292, 20365, 24821, 40730, 49642, 81460, 99284, 124105, 248210, 496420, 101095933, 202191866, 404383732, 505479665, 1010959330, 2021918660]

約数ペア:

[(1, 2021918660), (2, 1010959330), (4, 505479665), (5, 404383732), (10, 202191866), (20, 101095933), (4073, 496420), (8146, 248210), (16292, 124105), (20365, 99284), (24821, 81460), (40730, 49642)]