2531008

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 28

約数和(自身を含む): 5102352

約数和(自身を除く): 2571344

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 557, 568, 1114, 1136, 2228, 2272, 4456, 4544, 8912, 17824, 35648, 39547, 79094, 158188, 316376, 632752, 1265504, 2531008]

約数ペア:

[(1, 2531008), (2, 1265504), (4, 632752), (8, 316376), (16, 158188), (32, 79094), (64, 39547), (71, 35648), (142, 17824), (284, 8912), (557, 4544), (568, 4456), (1114, 2272), (1136, 2228)]