996823580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{630901}}^1$

素因数の和:630989

約数の個数: 24

約数和(自身を含む): 2119830720

約数和(自身を除く): 1123007140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 630901, 1261802, 2523604, 3154505, 6309010, 12618020, 49841179, 99682358, 199364716, 249205895, 498411790, 996823580]

約数ペア:

[(1, 996823580), (2, 498411790), (4, 249205895), (5, 199364716), (10, 99682358), (20, 49841179), (79, 12618020), (158, 6309010), (316, 3154505), (395, 2523604), (790, 1261802), (1580, 630901)]