64589140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41941}}^1$

素因数の和:41968

約数の個数: 48

約数和(自身を含む): 169110144

約数和(自身を除く): 104521004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 41941, 83882, 167764, 209705, 293587, 419410, 461351, 587174, 838820, 922702, 1174348, 1467935, 1845404, 2306755, 2935870, 3229457, 4613510, 5871740, 6458914, 9227020, 12917828, 16147285, 32294570, 64589140]

約数ペア:

[(1, 64589140), (2, 32294570), (4, 16147285), (5, 12917828), (7, 9227020), (10, 6458914), (11, 5871740), (14, 4613510), (20, 3229457), (22, 2935870), (28, 2306755), (35, 1845404), (44, 1467935), (55, 1174348), (70, 922702), (77, 838820), (110, 587174), (140, 461351), (154, 419410), (220, 293587), (308, 209705), (385, 167764), (770, 83882), (1540, 41941)]