31982820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{829}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 89799360

約数和(自身を除く): 57816540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 829, 1286, 1658, 1929, 2487, 2572, 3215, 3316, 3858, 4145, 4974, 6430, 7716, 8290, 9645, 9948, 12435, 12860, 16580, 19290, 24870, 38580, 49740, 533047, 1066094, 1599141, 2132188, 2665235, 3198282, 5330470, 6396564, 7995705, 10660940, 15991410, 31982820]

約数ペア:

[(1, 31982820), (2, 15991410), (3, 10660940), (4, 7995705), (5, 6396564), (6, 5330470), (10, 3198282), (12, 2665235), (15, 2132188), (20, 1599141), (30, 1066094), (60, 533047), (643, 49740), (829, 38580), (1286, 24870), (1658, 19290), (1929, 16580), (2487, 12860), (2572, 12435), (3215, 9948), (3316, 9645), (3858, 8290), (4145, 7716), (4974, 6430)]