12880740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1567}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 36352512

約数和(自身を除く): 23471772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1567, 1644, 2055, 2740, 3134, 4110, 4701, 6268, 7835, 8220, 9402, 15670, 18804, 23505, 31340, 47010, 94020, 214679, 429358, 644037, 858716, 1073395, 1288074, 2146790, 2576148, 3220185, 4293580, 6440370, 12880740]

約数ペア:

[(1, 12880740), (2, 6440370), (3, 4293580), (4, 3220185), (5, 2576148), (6, 2146790), (10, 1288074), (12, 1073395), (15, 858716), (20, 644037), (30, 429358), (60, 214679), (137, 94020), (274, 47010), (411, 31340), (548, 23505), (685, 18804), (822, 15670), (1370, 9402), (1567, 8220), (1644, 7835), (2055, 6268), (2740, 4701), (3134, 4110)]