31979780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{228427}}^1$

素因数の和:228443

約数の個数: 24

約数和(自身を含む): 76751808

約数和(自身を除く): 44772028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 228427, 456854, 913708, 1142135, 1598989, 2284270, 3197978, 4568540, 6395956, 7994945, 15989890, 31979780]

約数ペア:

[(1, 31979780), (2, 15989890), (4, 7994945), (5, 6395956), (7, 4568540), (10, 3197978), (14, 2284270), (20, 1598989), (28, 1142135), (35, 913708), (70, 456854), (140, 228427)]