22255880

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7043}}^1$

素因数の和:7133

約数の個数: 32

約数和(自身を含む): 50716800

約数和(自身を除く): 28460920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 7043, 14086, 28172, 35215, 56344, 70430, 140860, 281720, 556397, 1112794, 2225588, 2781985, 4451176, 5563970, 11127940, 22255880]

約数ペア:

[(1, 22255880), (2, 11127940), (4, 5563970), (5, 4451176), (8, 2781985), (10, 2225588), (20, 1112794), (40, 556397), (79, 281720), (158, 140860), (316, 70430), (395, 56344), (632, 35215), (790, 28172), (1580, 14086), (3160, 7043)]