12572660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 27896400

約数和(自身を除く): 15323740

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 409, 530, 580, 818, 1060, 1537, 1636, 2045, 3074, 4090, 6148, 7685, 8180, 11861, 15370, 21677, 23722, 30740, 43354, 47444, 59305, 86708, 108385, 118610, 216770, 237220, 433540, 628633, 1257266, 2514532, 3143165, 6286330, 12572660]

約数ペア:

[(1, 12572660), (2, 6286330), (4, 3143165), (5, 2514532), (10, 1257266), (20, 628633), (29, 433540), (53, 237220), (58, 216770), (106, 118610), (116, 108385), (145, 86708), (212, 59305), (265, 47444), (290, 43354), (409, 30740), (530, 23722), (580, 21677), (818, 15370), (1060, 11861), (1537, 8180), (1636, 7685), (2045, 6148), (3074, 4090)]