166685240

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{17291}}^1$

素因数の和:17543

約数の個数: 32

約数和(自身を含む): 376619760

約数和(自身を除く): 209934520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 17291, 34582, 69164, 86455, 138328, 172910, 345820, 691640, 4167131, 8334262, 16668524, 20835655, 33337048, 41671310, 83342620, 166685240]

約数ペア:

[(1, 166685240), (2, 83342620), (4, 41671310), (5, 33337048), (8, 20835655), (10, 16668524), (20, 8334262), (40, 4167131), (241, 691640), (482, 345820), (964, 172910), (1205, 138328), (1928, 86455), (2410, 69164), (4820, 34582), (9640, 17291)]