180963680

素因数分解:

$2^5\times 5^1\times {\mathrm{1131023}}^1$

素因数の和:1131038

約数の個数: 24

約数和(自身を含む): 427527072

約数和(自身を除く): 246563392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1131023, 2262046, 4524092, 5655115, 9048184, 11310230, 18096368, 22620460, 36192736, 45240920, 90481840, 180963680]

約数ペア:

[(1, 180963680), (2, 90481840), (4, 45240920), (5, 36192736), (8, 22620460), (10, 18096368), (16, 11310230), (20, 9048184), (32, 5655115), (40, 4524092), (80, 2262046), (160, 1131023)]