2782740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 8205120

約数和(自身を除く): 5422380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2441, 4882, 7323, 9764, 12205, 14646, 24410, 29292, 36615, 46379, 48820, 73230, 92758, 139137, 146460, 185516, 231895, 278274, 463790, 556548, 695685, 927580, 1391370, 2782740]

約数ペア:

[(1, 2782740), (2, 1391370), (3, 927580), (4, 695685), (5, 556548), (6, 463790), (10, 278274), (12, 231895), (15, 185516), (19, 146460), (20, 139137), (30, 92758), (38, 73230), (57, 48820), (60, 46379), (76, 36615), (95, 29292), (114, 24410), (190, 14646), (228, 12205), (285, 9764), (380, 7323), (570, 4882), (1140, 2441)]