200109620

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{28669}}^1$

素因数の和:29027

約数の個数: 24

約数和(自身を含む): 421449000

約数和(自身を除く): 221339380

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 28669, 57338, 114676, 143345, 286690, 573380, 10005481, 20010962, 40021924, 50027405, 100054810, 200109620]

約数ペア:

[(1, 200109620), (2, 100054810), (4, 50027405), (5, 40021924), (10, 20010962), (20, 10005481), (349, 573380), (698, 286690), (1396, 143345), (1745, 114676), (3490, 57338), (6980, 28669)]