2080341890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{266369}}^1$

素因数の和:266458

約数の個数: 32

約数和(自身を含む): 4142586240

約数和(自身を除く): 2062244350

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 266369, 532738, 1331845, 2663690, 2930059, 5860118, 14650295, 18912199, 29300590, 37824398, 94560995, 189121990, 208034189, 416068378, 1040170945, 2080341890]

約数ペア:

[(1, 2080341890), (2, 1040170945), (5, 416068378), (10, 208034189), (11, 189121990), (22, 94560995), (55, 37824398), (71, 29300590), (110, 18912199), (142, 14650295), (355, 5860118), (710, 2930059), (781, 2663690), (1562, 1331845), (3905, 532738), (7810, 266369)]