40442128

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{3931}}^1$

素因数の和:4582

約数の個数: 20

約数和(自身を含む): 78498448

約数和(自身を除く): 38056320

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 3931, 5144, 7862, 10288, 15724, 31448, 62896, 2527633, 5055266, 10110532, 20221064, 40442128]

約数ペア:

[(1, 40442128), (2, 20221064), (4, 10110532), (8, 5055266), (16, 2527633), (643, 62896), (1286, 31448), (2572, 15724), (3931, 10288), (5144, 7862)]