27670020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65881}}^1$

素因数の和:65900

約数の個数: 48

約数和(自身を含む): 88545408

約数和(自身を除く): 60875388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 65881, 131762, 197643, 263524, 329405, 395286, 461167, 658810, 790572, 922334, 988215, 1317620, 1383501, 1844668, 1976430, 2305835, 2767002, 3952860, 4611670, 5534004, 6917505, 9223340, 13835010, 27670020]

約数ペア:

[(1, 27670020), (2, 13835010), (3, 9223340), (4, 6917505), (5, 5534004), (6, 4611670), (7, 3952860), (10, 2767002), (12, 2305835), (14, 1976430), (15, 1844668), (20, 1383501), (21, 1317620), (28, 988215), (30, 922334), (35, 790572), (42, 658810), (60, 461167), (70, 395286), (84, 329405), (105, 263524), (140, 197643), (210, 131762), (420, 65881)]