251083640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{272917}}^1$

素因数の和:272951

約数の個数: 32

約数和(自身を含む): 589502880

約数和(自身を除く): 338419240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 272917, 545834, 1091668, 1364585, 2183336, 2729170, 5458340, 6277091, 10916680, 12554182, 25108364, 31385455, 50216728, 62770910, 125541820, 251083640]

約数ペア:

[(1, 251083640), (2, 125541820), (4, 62770910), (5, 50216728), (8, 31385455), (10, 25108364), (20, 12554182), (23, 10916680), (40, 6277091), (46, 5458340), (92, 2729170), (115, 2183336), (184, 1364585), (230, 1091668), (460, 545834), (920, 272917)]