7742440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4773

約数の個数: 32

約数和(自身を含む): 17849160

約数和(自身を除く): 10106720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4721, 9442, 18884, 23605, 37768, 47210, 94420, 188840, 193561, 387122, 774244, 967805, 1548488, 1935610, 3871220, 7742440]

約数ペア:

[(1, 7742440), (2, 3871220), (4, 1935610), (5, 1548488), (8, 967805), (10, 774244), (20, 387122), (40, 193561), (41, 188840), (82, 94420), (164, 47210), (205, 37768), (328, 23605), (410, 18884), (820, 9442), (1640, 4721)]