163070660

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{20333}}^1$

素因数の和:20743

約数の個数: 24

約数和(自身を含む): 343319256

約数和(自身を除く): 180248596

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 20333, 40666, 81332, 101665, 203330, 406660, 8153533, 16307066, 32614132, 40767665, 81535330, 163070660]

約数ペア:

[(1, 163070660), (2, 81535330), (4, 40767665), (5, 32614132), (10, 16307066), (20, 8153533), (401, 406660), (802, 203330), (1604, 101665), (2005, 81332), (4010, 40666), (8020, 20333)]