64928940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1082149}}^1$

素因数の和:1082161

約数の個数: 24

約数和(自身を含む): 181801200

約数和(自身を除く): 116872260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1082149, 2164298, 3246447, 4328596, 5410745, 6492894, 10821490, 12985788, 16232235, 21642980, 32464470, 64928940]

約数ペア:

[(1, 64928940), (2, 32464470), (3, 21642980), (4, 16232235), (5, 12985788), (6, 10821490), (10, 6492894), (12, 5410745), (15, 4328596), (20, 3246447), (30, 2164298), (60, 1082149)]