2179984610

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{329801}}^1$

素因数の和:330469

約数の個数: 16

約数和(自身を含む): 3929920632

約数和(自身を除く): 1749936022

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 329801, 659602, 1649005, 3298010, 217998461, 435996922, 1089992305, 2179984610]

約数ペア:

[(1, 2179984610), (2, 1089992305), (5, 435996922), (10, 217998461), (661, 3298010), (1322, 1649005), (3305, 659602), (6610, 329801)]