2849500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 6420960

約数和(自身を除く): 3571460

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 139, 164, 205, 250, 278, 410, 500, 556, 695, 820, 1025, 1390, 2050, 2780, 3475, 4100, 5125, 5699, 6950, 10250, 11398, 13900, 17375, 20500, 22796, 28495, 34750, 56990, 69500, 113980, 142475, 284950, 569900, 712375, 1424750, 2849500]

約数ペア:

[(1, 2849500), (2, 1424750), (4, 712375), (5, 569900), (10, 284950), (20, 142475), (25, 113980), (41, 69500), (50, 56990), (82, 34750), (100, 28495), (125, 22796), (139, 20500), (164, 17375), (205, 13900), (250, 11398), (278, 10250), (410, 6950), (500, 5699), (556, 5125), (695, 4100), (820, 3475), (1025, 2780), (1390, 2050)]