15777280

素因数分解:

$2^9\times 5^1\times {\mathrm{6163}}^1$

素因数の和:6186

約数の個数: 40

約数和(自身を含む): 37834632

約数和(自身を除く): 22057352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 6163, 12326, 24652, 30815, 49304, 61630, 98608, 123260, 197216, 246520, 394432, 493040, 788864, 986080, 1577728, 1972160, 3155456, 3944320, 7888640, 15777280]

約数ペア:

[(1, 15777280), (2, 7888640), (4, 3944320), (5, 3155456), (8, 1972160), (10, 1577728), (16, 986080), (20, 788864), (32, 493040), (40, 394432), (64, 246520), (80, 197216), (128, 123260), (160, 98608), (256, 61630), (320, 49304), (512, 30815), (640, 24652), (1280, 12326), (2560, 6163)]