22277240

素因数分解:

$2^3\times 5^1\times {\mathrm{556931}}^1$

素因数の和:556942

約数の個数: 16

約数和(自身を含む): 50123880

約数和(自身を除く): 27846640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 556931, 1113862, 2227724, 2784655, 4455448, 5569310, 11138620, 22277240]

約数ペア:

[(1, 22277240), (2, 11138620), (4, 5569310), (5, 4455448), (8, 2784655), (10, 2227724), (20, 1113862), (40, 556931)]