28974020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{62987}}^1$

素因数の和:63019

約数の個数: 24

約数和(自身を含む): 63491904

約数和(自身を除く): 34517884

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 62987, 125974, 251948, 314935, 629870, 1259740, 1448701, 2897402, 5794804, 7243505, 14487010, 28974020]

約数ペア:

[(1, 28974020), (2, 14487010), (4, 7243505), (5, 5794804), (10, 2897402), (20, 1448701), (23, 1259740), (46, 629870), (92, 314935), (115, 251948), (230, 125974), (460, 62987)]