30721872

素因数分解:

$2^4\times 3^1\times {\mathrm{640039}}^1$

素因数の和:640050

約数の個数: 20

約数和(自身を含む): 79364960

約数和(自身を除く): 48643088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 640039, 1280078, 1920117, 2560156, 3840234, 5120312, 7680468, 10240624, 15360936, 30721872]

約数ペア:

[(1, 30721872), (2, 15360936), (3, 10240624), (4, 7680468), (6, 5120312), (8, 3840234), (12, 2560156), (16, 1920117), (24, 1280078), (48, 640039)]