18963280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33863}}^1$

素因数の和:33883

約数の個数: 40

約数和(自身を含む): 50389632

約数和(自身を除く): 31426352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33863, 67726, 135452, 169315, 237041, 270904, 338630, 474082, 541808, 677260, 948164, 1185205, 1354520, 1896328, 2370410, 2709040, 3792656, 4740820, 9481640, 18963280]

約数ペア:

[(1, 18963280), (2, 9481640), (4, 4740820), (5, 3792656), (7, 2709040), (8, 2370410), (10, 1896328), (14, 1354520), (16, 1185205), (20, 948164), (28, 677260), (35, 541808), (40, 474082), (56, 338630), (70, 270904), (80, 237041), (112, 169315), (140, 135452), (280, 67726), (560, 33863)]