55791760

素因数分解:

$2^4\times 5^1\times {\mathrm{697397}}^1$

素因数の和:697410

約数の個数: 20

約数和(自身を含む): 129716028

約数和(自身を除く): 73924268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697397, 1394794, 2789588, 3486985, 5579176, 6973970, 11158352, 13947940, 27895880, 55791760]

約数ペア:

[(1, 55791760), (2, 27895880), (4, 13947940), (5, 11158352), (8, 6973970), (10, 5579176), (16, 3486985), (20, 2789588), (40, 1394794), (80, 697397)]