66509060

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{31079}}^1$

素因数の和:31195

約数の個数: 24

約数和(自身を含む): 140978880

約数和(自身を除く): 74469820

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 31079, 62158, 124316, 155395, 310790, 621580, 3325453, 6650906, 13301812, 16627265, 33254530, 66509060]

約数ペア:

[(1, 66509060), (2, 33254530), (4, 16627265), (5, 13301812), (10, 6650906), (20, 3325453), (107, 621580), (214, 310790), (428, 155395), (535, 124316), (1070, 62158), (2140, 31079)]