687580980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{674099}}^1$

素因数の和:674128

約数の個数: 48

約数和(自身を含む): 2038478400

約数和(自身を除く): 1350897420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 674099, 1348198, 2022297, 2696396, 3370495, 4044594, 6740990, 8089188, 10111485, 11459683, 13481980, 20222970, 22919366, 34379049, 40445940, 45838732, 57298415, 68758098, 114596830, 137516196, 171895245, 229193660, 343790490, 687580980]

約数ペア:

[(1, 687580980), (2, 343790490), (3, 229193660), (4, 171895245), (5, 137516196), (6, 114596830), (10, 68758098), (12, 57298415), (15, 45838732), (17, 40445940), (20, 34379049), (30, 22919366), (34, 20222970), (51, 13481980), (60, 11459683), (68, 10111485), (85, 8089188), (102, 6740990), (170, 4044594), (204, 3370495), (255, 2696396), (340, 2022297), (510, 1348198), (1020, 674099)]