207617690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{2689}}^1$

素因数の和:3806

約数の個数: 32

約数和(自身を含む): 427645440

約数和(自身を除く): 220027750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1103, 2206, 2689, 5378, 5515, 7721, 11030, 13445, 15442, 18823, 26890, 37646, 38605, 77210, 94115, 188230, 2965967, 5931934, 14829835, 20761769, 29659670, 41523538, 103808845, 207617690]

約数ペア:

[(1, 207617690), (2, 103808845), (5, 41523538), (7, 29659670), (10, 20761769), (14, 14829835), (35, 5931934), (70, 2965967), (1103, 188230), (2206, 94115), (2689, 77210), (5378, 38605), (5515, 37646), (7721, 26890), (11030, 18823), (13445, 15442)]