67072040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239543}}^1$

素因数の和:239561

約数の個数: 32

約数和(自身を含む): 172471680

約数和(自身を除く): 105399640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 239543, 479086, 958172, 1197715, 1676801, 1916344, 2395430, 3353602, 4790860, 6707204, 8384005, 9581720, 13414408, 16768010, 33536020, 67072040]

約数ペア:

[(1, 67072040), (2, 33536020), (4, 16768010), (5, 13414408), (7, 9581720), (8, 8384005), (10, 6707204), (14, 4790860), (20, 3353602), (28, 2395430), (35, 1916344), (40, 1676801), (56, 1197715), (70, 958172), (140, 479086), (280, 239543)]