9974860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71249}}^1$

素因数の和:71265

約数の個数: 24

約数和(自身を含む): 23940000

約数和(自身を除く): 13965140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 71249, 142498, 284996, 356245, 498743, 712490, 997486, 1424980, 1994972, 2493715, 4987430, 9974860]

約数ペア:

[(1, 9974860), (2, 4987430), (4, 2493715), (5, 1994972), (7, 1424980), (10, 997486), (14, 712490), (20, 498743), (28, 356245), (35, 284996), (70, 142498), (140, 71249)]