15696645520

素因数分解:

$2^4\times 5^1\times {\mathrm{196208069}}^1$

素因数の和:196208082

約数の個数: 20

約数和(自身を含む): 36494701020

約数和(自身を除く): 20798055500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196208069, 392416138, 784832276, 981040345, 1569664552, 1962080690, 3139329104, 3924161380, 7848322760, 15696645520]

約数ペア:

[(1, 15696645520), (2, 7848322760), (4, 3924161380), (5, 3139329104), (8, 1962080690), (10, 1569664552), (16, 981040345), (20, 784832276), (40, 392416138), (80, 196208069)]