8372280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{9967}}^1$

素因数の和:9988

約数の個数: 64

約数和(自身を含む): 28707840

約数和(自身を除く): 20335560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 9967, 19934, 29901, 39868, 49835, 59802, 69769, 79736, 99670, 119604, 139538, 149505, 199340, 209307, 239208, 279076, 299010, 348845, 398680, 418614, 558152, 598020, 697690, 837228, 1046535, 1196040, 1395380, 1674456, 2093070, 2790760, 4186140, 8372280]

約数ペア:

[(1, 8372280), (2, 4186140), (3, 2790760), (4, 2093070), (5, 1674456), (6, 1395380), (7, 1196040), (8, 1046535), (10, 837228), (12, 697690), (14, 598020), (15, 558152), (20, 418614), (21, 398680), (24, 348845), (28, 299010), (30, 279076), (35, 239208), (40, 209307), (42, 199340), (56, 149505), (60, 139538), (70, 119604), (84, 99670), (105, 79736), (120, 69769), (140, 59802), (168, 49835), (210, 39868), (280, 29901), (420, 19934), (840, 9967)]