39994976

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1156

約数の個数: 72

約数和(自身を含む): 95664240

約数和(自身を除く): 55669264

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 644, 736, 784, 1109, 1127, 1288, 1568, 2218, 2254, 2576, 4436, 4508, 5152, 7763, 8872, 9016, 15526, 17744, 18032, 25507, 31052, 35488, 36064, 51014, 54341, 62104, 102028, 108682, 124208, 178549, 204056, 217364, 248416, 357098, 408112, 434728, 714196, 816224, 869456, 1249843, 1428392, 1738912, 2499686, 2856784, 4999372, 5713568, 9998744, 19997488, 39994976]

約数ペア:

[(1, 39994976), (2, 19997488), (4, 9998744), (7, 5713568), (8, 4999372), (14, 2856784), (16, 2499686), (23, 1738912), (28, 1428392), (32, 1249843), (46, 869456), (49, 816224), (56, 714196), (92, 434728), (98, 408112), (112, 357098), (161, 248416), (184, 217364), (196, 204056), (224, 178549), (322, 124208), (368, 108682), (392, 102028), (644, 62104), (736, 54341), (784, 51014), (1109, 36064), (1127, 35488), (1288, 31052), (1568, 25507), (2218, 18032), (2254, 17744), (2576, 15526), (4436, 9016), (4508, 8872), (5152, 7763)]