27649020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65831}}^1$

素因数の和:65850

約数の個数: 48

約数和(自身を含む): 88478208

約数和(自身を除く): 60829188

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, 65831, 131662, 197493, 263324, 329155, 394986, 460817, 658310, 789972, 921634, 987465, 1316620, 1382451, 1843268, 1974930, 2304085, 2764902, 3949860, 4608170, 5529804, 6912255, 9216340, 13824510, 27649020]

約数ペア:

[(1, 27649020), (2, 13824510), (3, 9216340), (4, 6912255), (5, 5529804), (6, 4608170), (7, 3949860), (10, 2764902), (12, 2304085), (14, 1974930), (15, 1843268), (20, 1382451), (21, 1316620), (28, 987465), (30, 921634), (35, 789972), (42, 658310), (60, 460817), (70, 394986), (84, 329155), (105, 263324), (140, 197493), (210, 131662), (420, 65831)]