20808624570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4417967}}^1$

素因数の和:4418134

約数の個数: 32

約数和(自身を含む): 50258803968

約数和(自身を除く): 29450179398

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4710, 4417967, 8835934, 13253901, 22089835, 26507802, 44179670, 66269505, 132539010, 693620819, 1387241638, 2080862457, 3468104095, 4161724914, 6936208190, 10404312285, 20808624570]

約数ペア:

[(1, 20808624570), (2, 10404312285), (3, 6936208190), (5, 4161724914), (6, 3468104095), (10, 2080862457), (15, 1387241638), (30, 693620819), (157, 132539010), (314, 66269505), (471, 44179670), (785, 26507802), (942, 22089835), (1570, 13253901), (2355, 8835934), (4710, 4417967)]