30990192

素因数分解:

$2^4\times 3^1\times {\mathrm{645629}}^1$

素因数の和:645640

約数の個数: 20

約数和(自身を含む): 80058120

約数和(自身を除く): 49067928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 645629, 1291258, 1936887, 2582516, 3873774, 5165032, 7747548, 10330064, 15495096, 30990192]

約数ペア:

[(1, 30990192), (2, 15495096), (3, 10330064), (4, 7747548), (6, 5165032), (8, 3873774), (12, 2582516), (16, 1936887), (24, 1291258), (48, 645629)]