98701240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2221}}^1$

素因数の和:2344

約数の個数: 64

約数和(自身を含む): 244775520

約数和(自身を除く): 146074280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 2020, 2221, 2222, 4040, 4442, 4444, 5555, 8884, 8888, 11105, 11110, 17768, 22210, 22220, 24431, 44420, 44440, 48862, 88840, 97724, 122155, 195448, 224321, 244310, 448642, 488620, 897284, 977240, 1121605, 1794568, 2243210, 2467531, 4486420, 4935062, 8972840, 9870124, 12337655, 19740248, 24675310, 49350620, 98701240]

約数ペア:

[(1, 98701240), (2, 49350620), (4, 24675310), (5, 19740248), (8, 12337655), (10, 9870124), (11, 8972840), (20, 4935062), (22, 4486420), (40, 2467531), (44, 2243210), (55, 1794568), (88, 1121605), (101, 977240), (110, 897284), (202, 488620), (220, 448642), (404, 244310), (440, 224321), (505, 195448), (808, 122155), (1010, 97724), (1111, 88840), (2020, 48862), (2221, 44440), (2222, 44420), (4040, 24431), (4442, 22220), (4444, 22210), (5555, 17768), (8884, 11110), (8888, 11105)]