218324740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{474619}}^1$

素因数の和:474651

約数の個数: 24

約数和(自身を含む): 478416960

約数和(自身を除く): 260092220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 474619, 949238, 1898476, 2373095, 4746190, 9492380, 10916237, 21832474, 43664948, 54581185, 109162370, 218324740]

約数ペア:

[(1, 218324740), (2, 109162370), (4, 54581185), (5, 43664948), (10, 21832474), (20, 10916237), (23, 9492380), (46, 4746190), (92, 2373095), (115, 1898476), (230, 949238), (460, 474619)]