40656490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{580807}}^1$

素因数の和:580821

約数の個数: 16

約数和(自身を含む): 83636352

約数和(自身を除く): 42979862

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 580807, 1161614, 2904035, 4065649, 5808070, 8131298, 20328245, 40656490]

約数ペア:

[(1, 40656490), (2, 20328245), (5, 8131298), (7, 5808070), (10, 4065649), (14, 2904035), (35, 1161614), (70, 580807)]