39400960

素因数分解:

$2^9\times 5^1\times {\mathrm{15391}}^1$

素因数の和:15414

約数の個数: 40

約数和(自身を含む): 94476096

約数和(自身を除く): 55075136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 15391, 30782, 61564, 76955, 123128, 153910, 246256, 307820, 492512, 615640, 985024, 1231280, 1970048, 2462560, 3940096, 4925120, 7880192, 9850240, 19700480, 39400960]

約数ペア:

[(1, 39400960), (2, 19700480), (4, 9850240), (5, 7880192), (8, 4925120), (10, 3940096), (16, 2462560), (20, 1970048), (32, 1231280), (40, 985024), (64, 615640), (80, 492512), (128, 307820), (160, 246256), (256, 153910), (320, 123128), (512, 76955), (640, 61564), (1280, 30782), (2560, 15391)]