1004990

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{293}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 2116800

約数和(自身を除く): 1111810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 293, 343, 490, 586, 686, 1465, 1715, 2051, 2930, 3430, 4102, 10255, 14357, 20510, 28714, 71785, 100499, 143570, 200998, 502495, 1004990]

約数ペア:

[(1, 1004990), (2, 502495), (5, 200998), (7, 143570), (10, 100499), (14, 71785), (35, 28714), (49, 20510), (70, 14357), (98, 10255), (245, 4102), (293, 3430), (343, 2930), (490, 2051), (586, 1715), (686, 1465)]