634733720

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{30341}}^1$

素因数の和:30875

約数の個数: 32

約数和(自身を含む): 1430928720

約数和(自身を除く): 796195000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 4184, 5230, 10460, 20920, 30341, 60682, 121364, 151705, 242728, 303410, 606820, 1213640, 15868343, 31736686, 63473372, 79341715, 126946744, 158683430, 317366860, 634733720]

約数ペア:

[(1, 634733720), (2, 317366860), (4, 158683430), (5, 126946744), (8, 79341715), (10, 63473372), (20, 31736686), (40, 15868343), (523, 1213640), (1046, 606820), (2092, 303410), (2615, 242728), (4184, 151705), (5230, 121364), (10460, 60682), (20920, 30341)]