28465860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3463}}^1$

素因数の和:3612

約数の個数: 48

約数和(自身を含む): 80309376

約数和(自身を除く): 51843516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 3463, 4110, 6926, 8220, 10389, 13852, 17315, 20778, 34630, 41556, 51945, 69260, 103890, 207780, 474431, 948862, 1423293, 1897724, 2372155, 2846586, 4744310, 5693172, 7116465, 9488620, 14232930, 28465860]

約数ペア:

[(1, 28465860), (2, 14232930), (3, 9488620), (4, 7116465), (5, 5693172), (6, 4744310), (10, 2846586), (12, 2372155), (15, 1897724), (20, 1423293), (30, 948862), (60, 474431), (137, 207780), (274, 103890), (411, 69260), (548, 51945), (685, 41556), (822, 34630), (1370, 20778), (1644, 17315), (2055, 13852), (2740, 10389), (3463, 8220), (4110, 6926)]