890822560

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{24967}}^1$

素因数の和:25205

約数の個数: 48

約数和(自身を含む): 2114090496

約数和(自身を除く): 1223267936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 7136, 8920, 17840, 24967, 35680, 49934, 99868, 124835, 199736, 249670, 399472, 499340, 798944, 998680, 1997360, 3994720, 5567641, 11135282, 22270564, 27838205, 44541128, 55676410, 89082256, 111352820, 178164512, 222705640, 445411280, 890822560]

約数ペア:

[(1, 890822560), (2, 445411280), (4, 222705640), (5, 178164512), (8, 111352820), (10, 89082256), (16, 55676410), (20, 44541128), (32, 27838205), (40, 22270564), (80, 11135282), (160, 5567641), (223, 3994720), (446, 1997360), (892, 998680), (1115, 798944), (1784, 499340), (2230, 399472), (3568, 249670), (4460, 199736), (7136, 124835), (8920, 99868), (17840, 49934), (24967, 35680)]