200091380

素因数分解:

$2^2\times 5^1\times {\mathrm{3163}}^2$

素因数の和:6335

約数の個数: 18

約数和(自身を含む): 420324786

約数和(自身を除く): 220233406

約数列:

[1, 2, 4, 5, 10, 20, 3163, 6326, 12652, 15815, 31630, 63260, 10004569, 20009138, 40018276, 50022845, 100045690, 200091380]

約数ペア:

[(1, 200091380), (2, 100045690), (4, 50022845), (5, 40018276), (10, 20009138), (20, 10004569), (3163, 63260), (6326, 31630), (12652, 15815)]