492880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 40

約数和(自身を含む): 1176264

約数和(自身を除く): 683384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 101, 122, 202, 244, 305, 404, 488, 505, 610, 808, 976, 1010, 1220, 1616, 2020, 2440, 4040, 4880, 6161, 8080, 12322, 24644, 30805, 49288, 61610, 98576, 123220, 246440, 492880]

約数ペア:

[(1, 492880), (2, 246440), (4, 123220), (5, 98576), (8, 61610), (10, 49288), (16, 30805), (20, 24644), (40, 12322), (61, 8080), (80, 6161), (101, 4880), (122, 4040), (202, 2440), (244, 2020), (305, 1616), (404, 1220), (488, 1010), (505, 976), (610, 808)]