40289408

素因数分解:

$2^7\times {\mathrm{314761}}^1$

素因数の和:314775

約数の個数: 16

約数和(自身を含む): 80264310

約数和(自身を除く): 39974902

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 314761, 629522, 1259044, 2518088, 5036176, 10072352, 20144704, 40289408]

約数ペア:

[(1, 40289408), (2, 20144704), (4, 10072352), (8, 5036176), (16, 2518088), (32, 1259044), (64, 629522), (128, 314761)]