28005540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3407}}^1$

素因数の和:3556

約数の個数: 48

約数和(自身を含む): 79011072

約数和(自身を除く): 51005532

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, 3407, 4110, 6814, 8220, 10221, 13628, 17035, 20442, 34070, 40884, 51105, 68140, 102210, 204420, 466759, 933518, 1400277, 1867036, 2333795, 2800554, 4667590, 5601108, 7001385, 9335180, 14002770, 28005540]

約数ペア:

[(1, 28005540), (2, 14002770), (3, 9335180), (4, 7001385), (5, 5601108), (6, 4667590), (10, 2800554), (12, 2333795), (15, 1867036), (20, 1400277), (30, 933518), (60, 466759), (137, 204420), (274, 102210), (411, 68140), (548, 51105), (685, 40884), (822, 34070), (1370, 20442), (1644, 17035), (2055, 13628), (2740, 10221), (3407, 8220), (4110, 6814)]