20144205820

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4214269}}^1$

素因数の和:4214517

約数の個数: 24

約数和(自身を含む): 42479841600

約数和(自身を除く): 22335635780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 4214269, 8428538, 16857076, 21071345, 42142690, 84285380, 1007210291, 2014420582, 4028841164, 5036051455, 10072102910, 20144205820]

約数ペア:

[(1, 20144205820), (2, 10072102910), (4, 5036051455), (5, 4028841164), (10, 2014420582), (20, 1007210291), (239, 84285380), (478, 42142690), (956, 21071345), (1195, 16857076), (2390, 8428538), (4780, 4214269)]