4989540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{607}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 14095872

約数和(自身を除く): 9106332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 607, 685, 822, 1214, 1370, 1644, 1821, 2055, 2428, 2740, 3035, 3642, 4110, 6070, 7284, 8220, 9105, 12140, 18210, 36420, 83159, 166318, 249477, 332636, 415795, 498954, 831590, 997908, 1247385, 1663180, 2494770, 4989540]

約数ペア:

[(1, 4989540), (2, 2494770), (3, 1663180), (4, 1247385), (5, 997908), (6, 831590), (10, 498954), (12, 415795), (15, 332636), (20, 249477), (30, 166318), (60, 83159), (137, 36420), (274, 18210), (411, 12140), (548, 9105), (607, 8220), (685, 7284), (822, 6070), (1214, 4110), (1370, 3642), (1644, 3035), (1821, 2740), (2055, 2428)]