8244466420

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{809869}}^1$

素因数の和:810387

約数の個数: 24

約数和(自身を含む): 17347415400

約数和(自身を除く): 9102948980

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 809869, 1619738, 3239476, 4049345, 8098690, 16197380, 412223321, 824446642, 1648893284, 2061116605, 4122233210, 8244466420]

約数ペア:

[(1, 8244466420), (2, 4122233210), (4, 2061116605), (5, 1648893284), (10, 824446642), (20, 412223321), (509, 16197380), (1018, 8098690), (2036, 4049345), (2545, 3239476), (5090, 1619738), (10180, 809869)]