205419274420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2766217}}^1$

素因数の和:2766352

約数の個数: 48

約数和(自身を含む): 446135639040

約数和(自身を除く): 240716364620

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 3713, 7426, 14852, 18565, 37130, 74260, 2766217, 5532434, 11064868, 13831085, 27662170, 55324340, 130012199, 218531143, 260024398, 437062286, 520048796, 650060995, 874124572, 1092655715, 1300121990, 2185311430, 2600243980, 4370622860, 10270963721, 20541927442, 41083854884, 51354818605, 102709637210, 205419274420]

約数ペア:

[(1, 205419274420), (2, 102709637210), (4, 51354818605), (5, 41083854884), (10, 20541927442), (20, 10270963721), (47, 4370622860), (79, 2600243980), (94, 2185311430), (158, 1300121990), (188, 1092655715), (235, 874124572), (316, 650060995), (395, 520048796), (470, 437062286), (790, 260024398), (940, 218531143), (1580, 130012199), (3713, 55324340), (7426, 27662170), (14852, 13831085), (18565, 11064868), (37130, 5532434), (74260, 2766217)]