1971520

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:179

約数の個数: 56

約数和(自身を含む): 4818888

約数和(自身を除く): 2847368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 101, 122, 160, 202, 244, 305, 320, 404, 488, 505, 610, 808, 976, 1010, 1220, 1616, 1952, 2020, 2440, 3232, 3904, 4040, 4880, 6161, 6464, 8080, 9760, 12322, 16160, 19520, 24644, 30805, 32320, 49288, 61610, 98576, 123220, 197152, 246440, 394304, 492880, 985760, 1971520]

約数ペア:

[(1, 1971520), (2, 985760), (4, 492880), (5, 394304), (8, 246440), (10, 197152), (16, 123220), (20, 98576), (32, 61610), (40, 49288), (61, 32320), (64, 30805), (80, 24644), (101, 19520), (122, 16160), (160, 12322), (202, 9760), (244, 8080), (305, 6464), (320, 6161), (404, 4880), (488, 4040), (505, 3904), (610, 3232), (808, 2440), (976, 2020), (1010, 1952), (1220, 1616)]