22239940

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2801}}^1$

素因数の和:3207

約数の個数: 24

約数和(自身を含む): 46838232

約数和(自身を除く): 24598292

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 2801, 3970, 5602, 7940, 11204, 14005, 28010, 56020, 1111997, 2223994, 4447988, 5559985, 11119970, 22239940]

約数ペア:

[(1, 22239940), (2, 11119970), (4, 5559985), (5, 4447988), (10, 2223994), (20, 1111997), (397, 56020), (794, 28010), (1588, 14005), (1985, 11204), (2801, 7940), (3970, 5602)]