56918260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{406559}}^1$

素因数の和:406575

約数の個数: 24

約数和(自身を含む): 136604160

約数和(自身を除く): 79685900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 406559, 813118, 1626236, 2032795, 2845913, 4065590, 5691826, 8131180, 11383652, 14229565, 28459130, 56918260]

約数ペア:

[(1, 56918260), (2, 28459130), (4, 14229565), (5, 11383652), (7, 8131180), (10, 5691826), (14, 4065590), (20, 2845913), (28, 2032795), (35, 1626236), (70, 813118), (140, 406559)]