168414620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{765521}}^1$

素因数の和:765541

約数の個数: 24

約数和(自身を含む): 385823088

約数和(自身を除く): 217408468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 765521, 1531042, 3062084, 3827605, 7655210, 8420731, 15310420, 16841462, 33682924, 42103655, 84207310, 168414620]

約数ペア:

[(1, 168414620), (2, 84207310), (4, 42103655), (5, 33682924), (10, 16841462), (11, 15310420), (20, 8420731), (22, 7655210), (44, 3827605), (55, 3062084), (110, 1531042), (220, 765521)]