208585580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87641}}^1$

素因数の和:87674

約数の個数: 48

約数和(自身を含む): 530058816

約数和(自身を除く): 321473236

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 87641, 175282, 350564, 438205, 613487, 876410, 1226974, 1489897, 1752820, 2453948, 2979794, 3067435, 5959588, 6134870, 7449485, 10429279, 12269740, 14898970, 20858558, 29797940, 41717116, 52146395, 104292790, 208585580]

約数ペア:

[(1, 208585580), (2, 104292790), (4, 52146395), (5, 41717116), (7, 29797940), (10, 20858558), (14, 14898970), (17, 12269740), (20, 10429279), (28, 7449485), (34, 6134870), (35, 5959588), (68, 3067435), (70, 2979794), (85, 2453948), (119, 1752820), (140, 1489897), (170, 1226974), (238, 876410), (340, 613487), (476, 438205), (595, 350564), (1190, 175282), (2380, 87641)]