57341720

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{2741}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 129312720

約数和(自身を除く): 71971000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 2741, 4184, 5230, 5482, 10460, 10964, 13705, 20920, 21928, 27410, 54820, 109640, 1433543, 2867086, 5734172, 7167715, 11468344, 14335430, 28670860, 57341720]

約数ペア:

[(1, 57341720), (2, 28670860), (4, 14335430), (5, 11468344), (8, 7167715), (10, 5734172), (20, 2867086), (40, 1433543), (523, 109640), (1046, 54820), (2092, 27410), (2615, 21928), (2741, 20920), (4184, 13705), (5230, 10964), (5482, 10460)]