64386486220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{459903473}}^1$

素因数の和:459903489

約数の個数: 24

約数和(自身を含む): 154527567264

約数和(自身を除く): 90141081044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 459903473, 919806946, 1839613892, 2299517365, 3219324311, 4599034730, 6438648622, 9198069460, 12877297244, 16096621555, 32193243110, 64386486220]

約数ペア:

[(1, 64386486220), (2, 32193243110), (4, 16096621555), (5, 12877297244), (7, 9198069460), (10, 6438648622), (14, 4599034730), (20, 3219324311), (28, 2299517365), (35, 1839613892), (70, 919806946), (140, 459903473)]