999506480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1784833}}^1$

素因数の和:1784853

約数の個数: 40

約数和(自身を含む): 2655832992

約数和(自身を除く): 1656326512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1784833, 3569666, 7139332, 8924165, 12493831, 14278664, 17848330, 24987662, 28557328, 35696660, 49975324, 62469155, 71393320, 99950648, 124938310, 142786640, 199901296, 249876620, 499753240, 999506480]

約数ペア:

[(1, 999506480), (2, 499753240), (4, 249876620), (5, 199901296), (7, 142786640), (8, 124938310), (10, 99950648), (14, 71393320), (16, 62469155), (20, 49975324), (28, 35696660), (35, 28557328), (40, 24987662), (56, 17848330), (70, 14278664), (80, 12493831), (112, 8924165), (140, 7139332), (280, 3569666), (560, 1784833)]