7208940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{877}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 20355552

約数和(自身を除く): 13146612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 877, 1370, 1644, 1754, 2055, 2631, 2740, 3508, 4110, 4385, 5262, 8220, 8770, 10524, 13155, 17540, 26310, 52620, 120149, 240298, 360447, 480596, 600745, 720894, 1201490, 1441788, 1802235, 2402980, 3604470, 7208940]

約数ペア:

[(1, 7208940), (2, 3604470), (3, 2402980), (4, 1802235), (5, 1441788), (6, 1201490), (10, 720894), (12, 600745), (15, 480596), (20, 360447), (30, 240298), (60, 120149), (137, 52620), (274, 26310), (411, 17540), (548, 13155), (685, 10524), (822, 8770), (877, 8220), (1370, 5262), (1644, 4385), (1754, 4110), (2055, 3508), (2631, 2740)]