39656540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2341}}^1$

素因数の和:2379

約数の個数: 72

約数和(自身を含む): 104659296

約数和(自身を除く): 65002756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2341, 2420, 3388, 4235, 4682, 8470, 9364, 11705, 16387, 16940, 23410, 25751, 32774, 46820, 51502, 65548, 81935, 103004, 128755, 163870, 180257, 257510, 283261, 327740, 360514, 515020, 566522, 721028, 901285, 1133044, 1416305, 1802570, 1982827, 2832610, 3605140, 3965654, 5665220, 7931308, 9914135, 19828270, 39656540]

約数ペア:

[(1, 39656540), (2, 19828270), (4, 9914135), (5, 7931308), (7, 5665220), (10, 3965654), (11, 3605140), (14, 2832610), (20, 1982827), (22, 1802570), (28, 1416305), (35, 1133044), (44, 901285), (55, 721028), (70, 566522), (77, 515020), (110, 360514), (121, 327740), (140, 283261), (154, 257510), (220, 180257), (242, 163870), (308, 128755), (385, 103004), (484, 81935), (605, 65548), (770, 51502), (847, 46820), (1210, 32774), (1540, 25751), (1694, 23410), (2341, 16940), (2420, 16387), (3388, 11705), (4235, 9364), (4682, 8470)]