2489820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2441}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 7384608

約数和(自身を除く): 4894788

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, 2441, 4882, 7323, 9764, 12205, 14646, 24410, 29292, 36615, 41497, 48820, 73230, 82994, 124491, 146460, 165988, 207485, 248982, 414970, 497964, 622455, 829940, 1244910, 2489820]

約数ペア:

[(1, 2489820), (2, 1244910), (3, 829940), (4, 622455), (5, 497964), (6, 414970), (10, 248982), (12, 207485), (15, 165988), (17, 146460), (20, 124491), (30, 82994), (34, 73230), (51, 48820), (60, 41497), (68, 36615), (85, 29292), (102, 24410), (170, 14646), (204, 12205), (255, 9764), (340, 7323), (510, 4882), (1020, 2441)]