42766940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^2$

素因数の和:498

約数の個数: 36

約数和(自身を含む): 92313144

約数和(自身を除く): 49546204

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 223, 430, 446, 860, 892, 1115, 2230, 4460, 9589, 19178, 38356, 47945, 49729, 95890, 99458, 191780, 198916, 248645, 497290, 994580, 2138347, 4276694, 8553388, 10691735, 21383470, 42766940]

約数ペア:

[(1, 42766940), (2, 21383470), (4, 10691735), (5, 8553388), (10, 4276694), (20, 2138347), (43, 994580), (86, 497290), (172, 248645), (215, 198916), (223, 191780), (430, 99458), (446, 95890), (860, 49729), (892, 47945), (1115, 38356), (2230, 19178), (4460, 9589)]