13060480

素因数分解:

$2^7\times 5^1\times {\mathrm{20407}}^1$

素因数の和:20426

約数の個数: 32

約数和(自身を含む): 31224240

約数和(自身を除く): 18163760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20407, 40814, 81628, 102035, 163256, 204070, 326512, 408140, 653024, 816280, 1306048, 1632560, 2612096, 3265120, 6530240, 13060480]

約数ペア:

[(1, 13060480), (2, 6530240), (4, 3265120), (5, 2612096), (8, 1632560), (10, 1306048), (16, 816280), (20, 653024), (32, 408140), (40, 326512), (64, 204070), (80, 163256), (128, 102035), (160, 81628), (320, 40814), (640, 20407)]