39990014

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 64281600

約数和(自身を除く): 24291586

約数列:

[1, 2, 29, 58, 61, 89, 122, 127, 178, 254, 1769, 2581, 3538, 3683, 5162, 5429, 7366, 7747, 10858, 11303, 15494, 22606, 157441, 224663, 314882, 327787, 449326, 655574, 689483, 1378966, 19995007, 39990014]

約数ペア:

[(1, 39990014), (2, 19995007), (29, 1378966), (58, 689483), (61, 655574), (89, 449326), (122, 327787), (127, 314882), (178, 224663), (254, 157441), (1769, 22606), (2581, 15494), (3538, 11303), (3683, 10858), (5162, 7747), (5429, 7366)]