6521720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3469}}^1$

素因数の和:3527

約数の個数: 32

約数和(自身を含む): 14990400

約数和(自身を除く): 8468680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 3469, 6938, 13876, 17345, 27752, 34690, 69380, 138760, 163043, 326086, 652172, 815215, 1304344, 1630430, 3260860, 6521720]

約数ペア:

[(1, 6521720), (2, 3260860), (4, 1630430), (5, 1304344), (8, 815215), (10, 652172), (20, 326086), (40, 163043), (47, 138760), (94, 69380), (188, 34690), (235, 27752), (376, 17345), (470, 13876), (940, 6938), (1880, 3469)]