55742680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199081}}^1$

素因数の和:199099

約数の個数: 32

約数和(自身を含む): 143339040

約数和(自身を除く): 87596360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 199081, 398162, 796324, 995405, 1393567, 1592648, 1990810, 2787134, 3981620, 5574268, 6967835, 7963240, 11148536, 13935670, 27871340, 55742680]

約数ペア:

[(1, 55742680), (2, 27871340), (4, 13935670), (5, 11148536), (7, 7963240), (8, 6967835), (10, 5574268), (14, 3981620), (20, 2787134), (28, 1990810), (35, 1592648), (40, 1393567), (56, 995405), (70, 796324), (140, 398162), (280, 199081)]