30405328

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{31153}}^1$

素因数の和:31222

約数の個数: 20

約数和(自身を含む): 59877988

約数和(自身を除く): 29472660

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 31153, 62306, 124612, 249224, 498448, 1900333, 3800666, 7601332, 15202664, 30405328]

約数ペア:

[(1, 30405328), (2, 15202664), (4, 7601332), (8, 3800666), (16, 1900333), (61, 498448), (122, 249224), (244, 124612), (488, 62306), (976, 31153)]