5651440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1777

約数の個数: 40

約数和(自身を含む): 13467888

約数和(自身を除く): 7816448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 1723, 3280, 3446, 6892, 8615, 13784, 17230, 27568, 34460, 68920, 70643, 137840, 141286, 282572, 353215, 565144, 706430, 1130288, 1412860, 2825720, 5651440]

約数ペア:

[(1, 5651440), (2, 2825720), (4, 1412860), (5, 1130288), (8, 706430), (10, 565144), (16, 353215), (20, 282572), (40, 141286), (41, 137840), (80, 70643), (82, 68920), (164, 34460), (205, 27568), (328, 17230), (410, 13784), (656, 8615), (820, 6892), (1640, 3446), (1723, 3280)]