40019008

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{8807}}^1$

素因数の和:8890

約数の個数: 28

約数和(自身を含む): 80540352

約数和(自身を除く): 40521344

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 8807, 17614, 35228, 70456, 140912, 281824, 563648, 625297, 1250594, 2501188, 5002376, 10004752, 20009504, 40019008]

約数ペア:

[(1, 40019008), (2, 20009504), (4, 10004752), (8, 5002376), (16, 2501188), (32, 1250594), (64, 625297), (71, 563648), (142, 281824), (284, 140912), (568, 70456), (1136, 35228), (2272, 17614), (4544, 8807)]