22272980

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1117}}^1$

素因数の和:2123

約数の個数: 24

約数和(自身を含む): 46862088

約数和(自身を除く): 24589108

約数列:

[1, 2, 4, 5, 10, 20, 997, 1117, 1994, 2234, 3988, 4468, 4985, 5585, 9970, 11170, 19940, 22340, 1113649, 2227298, 4454596, 5568245, 11136490, 22272980]

約数ペア:

[(1, 22272980), (2, 11136490), (4, 5568245), (5, 4454596), (10, 2227298), (20, 1113649), (997, 22340), (1117, 19940), (1994, 11170), (2234, 9970), (3988, 5585), (4468, 4985)]