28338070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{123209}}^1$

素因数の和:123239

約数の個数: 16

約数和(自身を含む): 53226720

約数和(自身を除く): 24888650

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 123209, 246418, 616045, 1232090, 2833807, 5667614, 14169035, 28338070]

約数ペア:

[(1, 28338070), (2, 14169035), (5, 5667614), (10, 2833807), (23, 1232090), (46, 616045), (115, 246418), (230, 123209)]