2018097080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1230547}}^1$

素因数の和:1230599

約数の個数: 32

約数和(自身を含む): 4651471440

約数和(自身を除く): 2633374360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1230547, 2461094, 4922188, 6152735, 9844376, 12305470, 24610940, 49221880, 50452427, 100904854, 201809708, 252262135, 403619416, 504524270, 1009048540, 2018097080]

約数ペア:

[(1, 2018097080), (2, 1009048540), (4, 504524270), (5, 403619416), (8, 252262135), (10, 201809708), (20, 100904854), (40, 50452427), (41, 49221880), (82, 24610940), (164, 12305470), (205, 9844376), (328, 6152735), (410, 4922188), (820, 2461094), (1640, 1230547)]