16733680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 41738400

約数和(自身を除く): 25004720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 109, 152, 190, 202, 218, 304, 380, 404, 436, 505, 545, 760, 808, 872, 1010, 1090, 1520, 1616, 1744, 1919, 2020, 2071, 2180, 3838, 4040, 4142, 4360, 7676, 8080, 8284, 8720, 9595, 10355, 11009, 15352, 16568, 19190, 20710, 22018, 30704, 33136, 38380, 41420, 44036, 55045, 76760, 82840, 88072, 110090, 153520, 165680, 176144, 209171, 220180, 418342, 440360, 836684, 880720, 1045855, 1673368, 2091710, 3346736, 4183420, 8366840, 16733680]

約数ペア:

[(1, 16733680), (2, 8366840), (4, 4183420), (5, 3346736), (8, 2091710), (10, 1673368), (16, 1045855), (19, 880720), (20, 836684), (38, 440360), (40, 418342), (76, 220180), (80, 209171), (95, 176144), (101, 165680), (109, 153520), (152, 110090), (190, 88072), (202, 82840), (218, 76760), (304, 55045), (380, 44036), (404, 41420), (436, 38380), (505, 33136), (545, 30704), (760, 22018), (808, 20710), (872, 19190), (1010, 16568), (1090, 15352), (1520, 11009), (1616, 10355), (1744, 9595), (1919, 8720), (2020, 8284), (2071, 8080), (2180, 7676), (3838, 4360), (4040, 4142)]