8157640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8867}}^1$

素因数の和:8901

約数の個数: 32

約数和(自身を含む): 19154880

約数和(自身を除く): 10997240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 8867, 17734, 35468, 44335, 70936, 88670, 177340, 203941, 354680, 407882, 815764, 1019705, 1631528, 2039410, 4078820, 8157640]

約数ペア:

[(1, 8157640), (2, 4078820), (4, 2039410), (5, 1631528), (8, 1019705), (10, 815764), (20, 407882), (23, 354680), (40, 203941), (46, 177340), (92, 88670), (115, 70936), (184, 44335), (230, 35468), (460, 17734), (920, 8867)]