20888915340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8491429}}^1$

素因数の和:8491482

約数の個数: 48

約数和(自身を含む): 59915530080

約数和(自身を除く): 39026614740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8491429, 16982858, 25474287, 33965716, 42457145, 50948574, 84914290, 101897148, 127371435, 169828580, 254742870, 348148589, 509485740, 696297178, 1044445767, 1392594356, 1740742945, 2088891534, 3481485890, 4177783068, 5222228835, 6962971780, 10444457670, 20888915340]

約数ペア:

[(1, 20888915340), (2, 10444457670), (3, 6962971780), (4, 5222228835), (5, 4177783068), (6, 3481485890), (10, 2088891534), (12, 1740742945), (15, 1392594356), (20, 1044445767), (30, 696297178), (41, 509485740), (60, 348148589), (82, 254742870), (123, 169828580), (164, 127371435), (205, 101897148), (246, 84914290), (410, 50948574), (492, 42457145), (615, 33965716), (820, 25474287), (1230, 16982858), (2460, 8491429)]