2017629820

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{124699}}^1$

素因数の和:125517

約数の個数: 24

約数和(自身を含む): 4242294000

約数和(自身を除く): 2224664180

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 124699, 249398, 498796, 623495, 1246990, 2493980, 100881491, 201762982, 403525964, 504407455, 1008814910, 2017629820]

約数ペア:

[(1, 2017629820), (2, 1008814910), (4, 504407455), (5, 403525964), (10, 201762982), (20, 100881491), (809, 2493980), (1618, 1246990), (3236, 623495), (4045, 498796), (8090, 249398), (16180, 124699)]