201213640

素因数分解:

$2^3\times 5^1\times {\mathrm{5030341}}^1$

素因数の和:5030352

約数の個数: 16

約数和(自身を含む): 452730780

約数和(自身を除く): 251517140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5030341, 10060682, 20121364, 25151705, 40242728, 50303410, 100606820, 201213640]

約数ペア:

[(1, 201213640), (2, 100606820), (4, 50303410), (5, 40242728), (8, 25151705), (10, 20121364), (20, 10060682), (40, 5030341)]