12392720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1597}}^1$

素因数の和:1707

約数の個数: 40

約数和(自身を含む): 29128344

約数和(自身を除く): 16735624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1597, 1940, 3194, 3880, 6388, 7760, 7985, 12776, 15970, 25552, 31940, 63880, 127760, 154909, 309818, 619636, 774545, 1239272, 1549090, 2478544, 3098180, 6196360, 12392720]

約数ペア:

[(1, 12392720), (2, 6196360), (4, 3098180), (5, 2478544), (8, 1549090), (10, 1239272), (16, 774545), (20, 619636), (40, 309818), (80, 154909), (97, 127760), (194, 63880), (388, 31940), (485, 25552), (776, 15970), (970, 12776), (1552, 7985), (1597, 7760), (1940, 6388), (3194, 3880)]