22713860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 51744000

約数和(自身を除く): 29030140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 439, 796, 878, 995, 1756, 1990, 2195, 2587, 3980, 4390, 5174, 5707, 8780, 10348, 11414, 12935, 22828, 25870, 28535, 51740, 57070, 87361, 114140, 174722, 349444, 436805, 873610, 1135693, 1747220, 2271386, 4542772, 5678465, 11356930, 22713860]

約数ペア:

[(1, 22713860), (2, 11356930), (4, 5678465), (5, 4542772), (10, 2271386), (13, 1747220), (20, 1135693), (26, 873610), (52, 436805), (65, 349444), (130, 174722), (199, 114140), (260, 87361), (398, 57070), (439, 51740), (796, 28535), (878, 25870), (995, 22828), (1756, 12935), (1990, 11414), (2195, 10348), (2587, 8780), (3980, 5707), (4390, 5174)]