199529240

素因数分解:

$2^3\times 5^1\times {\mathrm{4988231}}^1$

素因数の和:4988242

約数の個数: 16

約数和(自身を含む): 448940880

約数和(自身を除く): 249411640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4988231, 9976462, 19952924, 24941155, 39905848, 49882310, 99764620, 199529240]

約数ペア:

[(1, 199529240), (2, 99764620), (4, 49882310), (5, 39905848), (8, 24941155), (10, 19952924), (20, 9976462), (40, 4988231)]