168244940

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{18169}}^1$

素因数の和:18641

約数の個数: 24

約数和(自身を含む): 354096960

約数和(自身を除く): 185852020

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 18169, 36338, 72676, 90845, 181690, 363380, 8412247, 16824494, 33648988, 42061235, 84122470, 168244940]

約数ペア:

[(1, 168244940), (2, 84122470), (4, 42061235), (5, 33648988), (10, 16824494), (20, 8412247), (463, 363380), (926, 181690), (1852, 90845), (2315, 72676), (4630, 36338), (9260, 18169)]