28296580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2531}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 65507904

約数和(自身を除く): 37211324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2531, 2795, 5062, 5590, 10124, 11180, 12655, 25310, 32903, 50620, 65806, 108833, 131612, 164515, 217666, 329030, 435332, 544165, 658060, 1088330, 1414829, 2176660, 2829658, 5659316, 7074145, 14148290, 28296580]

約数ペア:

[(1, 28296580), (2, 14148290), (4, 7074145), (5, 5659316), (10, 2829658), (13, 2176660), (20, 1414829), (26, 1088330), (43, 658060), (52, 544165), (65, 435332), (86, 329030), (130, 217666), (172, 164515), (215, 131612), (260, 108833), (430, 65806), (559, 50620), (860, 32903), (1118, 25310), (2236, 12655), (2531, 11180), (2795, 10124), (5062, 5590)]