42410780

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{2081}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 89192880

約数和(自身を除く): 46782100

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 2081, 4076, 4162, 5095, 8324, 10190, 10405, 20380, 20810, 41620, 2120539, 4241078, 8482156, 10602695, 21205390, 42410780]

約数ペア:

[(1, 42410780), (2, 21205390), (4, 10602695), (5, 8482156), (10, 4241078), (20, 2120539), (1019, 41620), (2038, 20810), (2081, 20380), (4076, 10405), (4162, 10190), (5095, 8324)]