4378990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 64

約数和(自身を含む): 10119168

約数和(自身を除く): 5740178

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 70, 77, 94, 110, 121, 154, 235, 242, 329, 385, 470, 517, 605, 658, 770, 847, 1034, 1210, 1331, 1645, 1694, 2585, 2662, 3290, 3619, 4235, 5170, 5687, 6655, 7238, 8470, 9317, 11374, 13310, 18095, 18634, 28435, 36190, 39809, 46585, 56870, 62557, 79618, 93170, 125114, 199045, 312785, 398090, 437899, 625570, 875798, 2189495, 4378990]

約数ペア:

[(1, 4378990), (2, 2189495), (5, 875798), (7, 625570), (10, 437899), (11, 398090), (14, 312785), (22, 199045), (35, 125114), (47, 93170), (55, 79618), (70, 62557), (77, 56870), (94, 46585), (110, 39809), (121, 36190), (154, 28435), (235, 18634), (242, 18095), (329, 13310), (385, 11374), (470, 9317), (517, 8470), (605, 7238), (658, 6655), (770, 5687), (847, 5170), (1034, 4235), (1210, 3619), (1331, 3290), (1645, 2662), (1694, 2585)]