20539670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 38845440

約数和(自身を除く): 18305770

約数列:

[1, 2, 5, 10, 31, 59, 62, 118, 155, 295, 310, 590, 1123, 1829, 2246, 3658, 5615, 9145, 11230, 18290, 34813, 66257, 69626, 132514, 174065, 331285, 348130, 662570, 2053967, 4107934, 10269835, 20539670]

約数ペア:

[(1, 20539670), (2, 10269835), (5, 4107934), (10, 2053967), (31, 662570), (59, 348130), (62, 331285), (118, 174065), (155, 132514), (295, 69626), (310, 66257), (590, 34813), (1123, 18290), (1829, 11230), (2246, 9145), (3658, 5615)]