16864480

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{967}}^1$

素因数の和:1091

約数の個数: 48

約数和(自身を含む): 40249440

約数和(自身を除く): 23384960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 967, 1090, 1744, 1934, 2180, 3488, 3868, 4360, 4835, 7736, 8720, 9670, 15472, 17440, 19340, 30944, 38680, 77360, 105403, 154720, 210806, 421612, 527015, 843224, 1054030, 1686448, 2108060, 3372896, 4216120, 8432240, 16864480]

約数ペア:

[(1, 16864480), (2, 8432240), (4, 4216120), (5, 3372896), (8, 2108060), (10, 1686448), (16, 1054030), (20, 843224), (32, 527015), (40, 421612), (80, 210806), (109, 154720), (160, 105403), (218, 77360), (436, 38680), (545, 30944), (872, 19340), (967, 17440), (1090, 15472), (1744, 9670), (1934, 8720), (2180, 7736), (3488, 4835), (3868, 4360)]