20377490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{291107}}^1$

素因数の和:291121

約数の個数: 16

約数和(自身を含む): 41919552

約数和(自身を除く): 21542062

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 291107, 582214, 1455535, 2037749, 2911070, 4075498, 10188745, 20377490]

約数ペア:

[(1, 20377490), (2, 10188745), (5, 4075498), (7, 2911070), (10, 2037749), (14, 1455535), (35, 582214), (70, 291107)]