27571740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65647}}^1$

素因数の和:65666

約数の個数: 48

約数和(自身を含む): 88230912

約数和(自身を除く): 60659172

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, 65647, 131294, 196941, 262588, 328235, 393882, 459529, 656470, 787764, 919058, 984705, 1312940, 1378587, 1838116, 1969410, 2297645, 2757174, 3938820, 4595290, 5514348, 6892935, 9190580, 13785870, 27571740]

約数ペア:

[(1, 27571740), (2, 13785870), (3, 9190580), (4, 6892935), (5, 5514348), (6, 4595290), (7, 3938820), (10, 2757174), (12, 2297645), (14, 1969410), (15, 1838116), (20, 1378587), (21, 1312940), (28, 984705), (30, 919058), (35, 787764), (42, 656470), (60, 459529), (70, 393882), (84, 328235), (105, 262588), (140, 196941), (210, 131294), (420, 65647)]