12742160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 31872960

約数和(自身を除く): 19130800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 101, 152, 166, 190, 202, 304, 332, 380, 404, 415, 505, 664, 760, 808, 830, 1010, 1328, 1520, 1577, 1616, 1660, 1919, 2020, 3154, 3320, 3838, 4040, 6308, 6640, 7676, 7885, 8080, 8383, 9595, 12616, 15352, 15770, 16766, 19190, 25232, 30704, 31540, 33532, 38380, 41915, 63080, 67064, 76760, 83830, 126160, 134128, 153520, 159277, 167660, 318554, 335320, 637108, 670640, 796385, 1274216, 1592770, 2548432, 3185540, 6371080, 12742160]

約数ペア:

[(1, 12742160), (2, 6371080), (4, 3185540), (5, 2548432), (8, 1592770), (10, 1274216), (16, 796385), (19, 670640), (20, 637108), (38, 335320), (40, 318554), (76, 167660), (80, 159277), (83, 153520), (95, 134128), (101, 126160), (152, 83830), (166, 76760), (190, 67064), (202, 63080), (304, 41915), (332, 38380), (380, 33532), (404, 31540), (415, 30704), (505, 25232), (664, 19190), (760, 16766), (808, 15770), (830, 15352), (1010, 12616), (1328, 9595), (1520, 8383), (1577, 8080), (1616, 7885), (1660, 7676), (1919, 6640), (2020, 6308), (3154, 4040), (3320, 3838)]