1913676880

素因数分解:

$2^4\times 5^1\times {\mathrm{23920961}}^1$

素因数の和:23920974

約数の個数: 20

約数和(自身を含む): 4449298932

約数和(自身を除く): 2535622052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23920961, 47841922, 95683844, 119604805, 191367688, 239209610, 382735376, 478419220, 956838440, 1913676880]

約数ペア:

[(1, 1913676880), (2, 956838440), (4, 478419220), (5, 382735376), (8, 239209610), (10, 191367688), (16, 119604805), (20, 95683844), (40, 47841922), (80, 23920961)]