17962140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42767}}^1$

素因数の和:42786

約数の個数: 48

約数和(自身を含む): 57480192

約数和(自身を除く): 39518052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 42767, 85534, 128301, 171068, 213835, 256602, 299369, 427670, 513204, 598738, 641505, 855340, 898107, 1197476, 1283010, 1496845, 1796214, 2566020, 2993690, 3592428, 4490535, 5987380, 8981070, 17962140]

約数ペア:

[(1, 17962140), (2, 8981070), (3, 5987380), (4, 4490535), (5, 3592428), (6, 2993690), (7, 2566020), (10, 1796214), (12, 1496845), (14, 1283010), (15, 1197476), (20, 898107), (21, 855340), (28, 641505), (30, 598738), (35, 513204), (42, 427670), (60, 299369), (70, 256602), (84, 213835), (105, 171068), (140, 128301), (210, 85534), (420, 42767)]