2179740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 6465312

約数和(自身を除く): 4285572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 2137, 4274, 6411, 8548, 10685, 12822, 21370, 25644, 32055, 36329, 42740, 64110, 72658, 108987, 128220, 145316, 181645, 217974, 363290, 435948, 544935, 726580, 1089870, 2179740]

約数ペア:

[(1, 2179740), (2, 1089870), (3, 726580), (4, 544935), (5, 435948), (6, 363290), (10, 217974), (12, 181645), (15, 145316), (17, 128220), (20, 108987), (30, 72658), (34, 64110), (51, 42740), (60, 36329), (68, 32055), (85, 25644), (102, 21370), (170, 12822), (204, 10685), (255, 8548), (340, 6411), (510, 4274), (1020, 2137)]