12945180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{215753}}^1$

素因数の和:215765

約数の個数: 24

約数和(自身を含む): 36246672

約数和(自身を除く): 23301492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 215753, 431506, 647259, 863012, 1078765, 1294518, 2157530, 2589036, 3236295, 4315060, 6472590, 12945180]

約数ペア:

[(1, 12945180), (2, 6472590), (3, 4315060), (4, 3236295), (5, 2589036), (6, 2157530), (10, 1294518), (12, 1078765), (15, 863012), (20, 647259), (30, 431506), (60, 215753)]