313074880

素因数分解:

$2^6\times 5^1\times {\mathrm{978359}}^1$

素因数の和:978376

約数の個数: 28

約数和(自身を含む): 745510320

約数和(自身を除く): 432435440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 978359, 1956718, 3913436, 4891795, 7826872, 9783590, 15653744, 19567180, 31307488, 39134360, 62614976, 78268720, 156537440, 313074880]

約数ペア:

[(1, 313074880), (2, 156537440), (4, 78268720), (5, 62614976), (8, 39134360), (10, 31307488), (16, 19567180), (20, 15653744), (32, 9783590), (40, 7826872), (64, 4891795), (80, 3913436), (160, 1956718), (320, 978359)]