9038820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21521}}^1$

素因数の和:21540

約数の個数: 48

約数和(自身を含む): 28925568

約数和(自身を除く): 19886748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 21521, 43042, 64563, 86084, 107605, 129126, 150647, 215210, 258252, 301294, 322815, 430420, 451941, 602588, 645630, 753235, 903882, 1291260, 1506470, 1807764, 2259705, 3012940, 4519410, 9038820]

約数ペア:

[(1, 9038820), (2, 4519410), (3, 3012940), (4, 2259705), (5, 1807764), (6, 1506470), (7, 1291260), (10, 903882), (12, 753235), (14, 645630), (15, 602588), (20, 451941), (21, 430420), (28, 322815), (30, 301294), (35, 258252), (42, 215210), (60, 150647), (70, 129126), (84, 107605), (105, 86084), (140, 64563), (210, 43042), (420, 21521)]