211188620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{621143}}^1$

素因数の和:621169

約数の個数: 24

約数和(自身を含む): 469584864

約数和(自身を除く): 258396244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 621143, 1242286, 2484572, 3105715, 6211430, 10559431, 12422860, 21118862, 42237724, 52797155, 105594310, 211188620]

約数ペア:

[(1, 211188620), (2, 105594310), (4, 52797155), (5, 42237724), (10, 21118862), (17, 12422860), (20, 10559431), (34, 6211430), (68, 3105715), (85, 2484572), (170, 1242286), (340, 621143)]