1999465552

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{615599}}^1$

素因数の和:615643

約数の個数: 40

約数和(自身を含む): 4580064000

約数和(自身を除く): 2580598448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 615599, 1231198, 2462396, 4309193, 4924792, 8618386, 9849584, 17236772, 17852371, 34473544, 35704742, 68947088, 71409484, 124966597, 142818968, 249933194, 285637936, 499866388, 999732776, 1999465552]

約数ペア:

[(1, 1999465552), (2, 999732776), (4, 499866388), (7, 285637936), (8, 249933194), (14, 142818968), (16, 124966597), (28, 71409484), (29, 68947088), (56, 35704742), (58, 34473544), (112, 17852371), (116, 17236772), (203, 9849584), (232, 8618386), (406, 4924792), (464, 4309193), (812, 2462396), (1624, 1231198), (3248, 615599)]