22219880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{8291}}^1$

素因数の和:8369

約数の個数: 32

約数和(自身を含む): 50747040

約数和(自身を除く): 28527160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 8291, 16582, 33164, 41455, 66328, 82910, 165820, 331640, 555497, 1110994, 2221988, 2777485, 4443976, 5554970, 11109940, 22219880]

約数ペア:

[(1, 22219880), (2, 11109940), (4, 5554970), (5, 4443976), (8, 2777485), (10, 2221988), (20, 1110994), (40, 555497), (67, 331640), (134, 165820), (268, 82910), (335, 66328), (536, 41455), (670, 33164), (1340, 16582), (2680, 8291)]