20187054740

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{659}}^1\times {\mathrm{2557}}^1$

素因数の和:3824

約数の個数: 48

約数和(自身を含む): 42544656000

約数和(自身を除く): 22357601260

約数列:

[1, 2, 4, 5, 10, 20, 599, 659, 1198, 1318, 2396, 2557, 2636, 2995, 3295, 5114, 5990, 6590, 10228, 11980, 12785, 13180, 25570, 51140, 394741, 789482, 1531643, 1578964, 1685063, 1973705, 3063286, 3370126, 3947410, 6126572, 6740252, 7658215, 7894820, 8425315, 15316430, 16850630, 30632860, 33701260, 1009352737, 2018705474, 4037410948, 5046763685, 10093527370, 20187054740]

約数ペア:

[(1, 20187054740), (2, 10093527370), (4, 5046763685), (5, 4037410948), (10, 2018705474), (20, 1009352737), (599, 33701260), (659, 30632860), (1198, 16850630), (1318, 15316430), (2396, 8425315), (2557, 7894820), (2636, 7658215), (2995, 6740252), (3295, 6126572), (5114, 3947410), (5990, 3370126), (6590, 3063286), (10228, 1973705), (11980, 1685063), (12785, 1578964), (13180, 1531643), (25570, 789482), (51140, 394741)]