2019437380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{33073}}^1$

素因数の和:33196

約数の個数: 48

約数和(自身を含む): 4400694144

約数和(自身を除く): 2381256764

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 355, 430, 710, 860, 1420, 3053, 6106, 12212, 15265, 30530, 33073, 61060, 66146, 132292, 165365, 330730, 661460, 1422139, 2348183, 2844278, 4696366, 5688556, 7110695, 9392732, 11740915, 14221390, 23481830, 28442780, 46963660, 100971869, 201943738, 403887476, 504859345, 1009718690, 2019437380]

約数ペア:

[(1, 2019437380), (2, 1009718690), (4, 504859345), (5, 403887476), (10, 201943738), (20, 100971869), (43, 46963660), (71, 28442780), (86, 23481830), (142, 14221390), (172, 11740915), (215, 9392732), (284, 7110695), (355, 5688556), (430, 4696366), (710, 2844278), (860, 2348183), (1420, 1422139), (3053, 661460), (6106, 330730), (12212, 165365), (15265, 132292), (30530, 66146), (33073, 61060)]