2129258330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{305489}}^1$

素因数の和:305554

約数の個数: 32

約数和(自身を含む): 4157107920

約数和(自身を除く): 2027849590

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 305489, 610978, 1527445, 3054890, 5193313, 10386626, 12525049, 25050098, 25966565, 51933130, 62625245, 125250490, 212925833, 425851666, 1064629165, 2129258330]

約数ペア:

[(1, 2129258330), (2, 1064629165), (5, 425851666), (10, 212925833), (17, 125250490), (34, 62625245), (41, 51933130), (82, 25966565), (85, 25050098), (170, 12525049), (205, 10386626), (410, 5193313), (697, 3054890), (1394, 1527445), (3485, 610978), (6970, 305489)]