1081569890

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{220279}}^1$

素因数の和:220777

約数の個数: 16

約数和(自身を含む): 1950799680

約数和(自身を除く): 869229790

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 220279, 440558, 1101395, 2202790, 108156989, 216313978, 540784945, 1081569890]

約数ペア:

[(1, 1081569890), (2, 540784945), (5, 216313978), (10, 108156989), (491, 2202790), (982, 1101395), (2455, 440558), (4910, 220279)]