20172029480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{204917}}^1$

素因数の和:205058

約数の個数: 64

約数和(自身を含む): 47803271040

約数和(自身を除く): 27631241560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 184, 214, 230, 428, 460, 535, 856, 920, 1070, 2140, 2461, 4280, 4922, 9844, 12305, 19688, 24610, 49220, 98440, 204917, 409834, 819668, 1024585, 1639336, 2049170, 4098340, 4713091, 8196680, 9426182, 18852364, 21926119, 23565455, 37704728, 43852238, 47130910, 87704476, 94261820, 109630595, 175408952, 188523640, 219261190, 438522380, 504300737, 877044760, 1008601474, 2017202948, 2521503685, 4034405896, 5043007370, 10086014740, 20172029480]

約数ペア:

[(1, 20172029480), (2, 10086014740), (4, 5043007370), (5, 4034405896), (8, 2521503685), (10, 2017202948), (20, 1008601474), (23, 877044760), (40, 504300737), (46, 438522380), (92, 219261190), (107, 188523640), (115, 175408952), (184, 109630595), (214, 94261820), (230, 87704476), (428, 47130910), (460, 43852238), (535, 37704728), (856, 23565455), (920, 21926119), (1070, 18852364), (2140, 9426182), (2461, 8196680), (4280, 4713091), (4922, 4098340), (9844, 2049170), (12305, 1639336), (19688, 1024585), (24610, 819668), (49220, 409834), (98440, 204917)]