11218760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 29203200

約数和(自身を除く): 17984440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 389, 412, 515, 721, 778, 824, 1030, 1442, 1556, 1945, 2060, 2723, 2884, 3112, 3605, 3890, 4120, 5446, 5768, 7210, 7780, 10892, 13615, 14420, 15560, 21784, 27230, 28840, 40067, 54460, 80134, 108920, 160268, 200335, 280469, 320536, 400670, 560938, 801340, 1121876, 1402345, 1602680, 2243752, 2804690, 5609380, 11218760]

約数ペア:

[(1, 11218760), (2, 5609380), (4, 2804690), (5, 2243752), (7, 1602680), (8, 1402345), (10, 1121876), (14, 801340), (20, 560938), (28, 400670), (35, 320536), (40, 280469), (56, 200335), (70, 160268), (103, 108920), (140, 80134), (206, 54460), (280, 40067), (389, 28840), (412, 27230), (515, 21784), (721, 15560), (778, 14420), (824, 13615), (1030, 10892), (1442, 7780), (1556, 7210), (1945, 5768), (2060, 5446), (2723, 4120), (2884, 3890), (3112, 3605)]