231125020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{1361}}^1$

素因数の和:2590

約数の個数: 48

約数和(自身を含む): 555565248

約数和(自身を除く): 324440228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1213, 1361, 2426, 2722, 4852, 5444, 6065, 6805, 8491, 9527, 12130, 13610, 16982, 19054, 24260, 27220, 33964, 38108, 42455, 47635, 84910, 95270, 169820, 190540, 1650893, 3301786, 6603572, 8254465, 11556251, 16508930, 23112502, 33017860, 46225004, 57781255, 115562510, 231125020]

約数ペア:

[(1, 231125020), (2, 115562510), (4, 57781255), (5, 46225004), (7, 33017860), (10, 23112502), (14, 16508930), (20, 11556251), (28, 8254465), (35, 6603572), (70, 3301786), (140, 1650893), (1213, 190540), (1361, 169820), (2426, 95270), (2722, 84910), (4852, 47635), (5444, 42455), (6065, 38108), (6805, 33964), (8491, 27220), (9527, 24260), (12130, 19054), (13610, 16982)]