64864740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1081079}}^1$

素因数の和:1081091

約数の個数: 24

約数和(自身を含む): 181621440

約数和(自身を除く): 116756700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1081079, 2162158, 3243237, 4324316, 5405395, 6486474, 10810790, 12972948, 16216185, 21621580, 32432370, 64864740]

約数ペア:

[(1, 64864740), (2, 32432370), (3, 21621580), (4, 16216185), (5, 12972948), (6, 10810790), (10, 6486474), (12, 5405395), (15, 4324316), (20, 3243237), (30, 2162158), (60, 1081079)]