20175398520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{384733}}^1$

素因数の和:384789

約数の個数: 128

約数和(自身を含む): 66482035200

約数和(自身を除く): 46306636680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 4370, 5244, 6555, 8740, 10488, 13110, 17480, 26220, 52440, 384733, 769466, 1154199, 1538932, 1923665, 2308398, 3077864, 3847330, 4616796, 5770995, 7309927, 7694660, 8848859, 9233592, 11541990, 14619854, 15389320, 17697718, 21929781, 23083980, 26546577, 29239708, 35395436, 36549635, 43859562, 44244295, 46167960, 53093154, 58479416, 70790872, 73099270, 87719124, 88488590, 106186308, 109648905, 132732885, 146198540, 168128321, 175438248, 176977180, 212372616, 219297810, 265465770, 292397080, 336256642, 353954360, 438595620, 504384963, 530931540, 672513284, 840641605, 877191240, 1008769926, 1061863080, 1345026568, 1681283210, 2017539852, 2521924815, 3362566420, 4035079704, 5043849630, 6725132840, 10087699260, 20175398520]

約数ペア:

[(1, 20175398520), (2, 10087699260), (3, 6725132840), (4, 5043849630), (5, 4035079704), (6, 3362566420), (8, 2521924815), (10, 2017539852), (12, 1681283210), (15, 1345026568), (19, 1061863080), (20, 1008769926), (23, 877191240), (24, 840641605), (30, 672513284), (38, 530931540), (40, 504384963), (46, 438595620), (57, 353954360), (60, 336256642), (69, 292397080), (76, 265465770), (92, 219297810), (95, 212372616), (114, 176977180), (115, 175438248), (120, 168128321), (138, 146198540), (152, 132732885), (184, 109648905), (190, 106186308), (228, 88488590), (230, 87719124), (276, 73099270), (285, 70790872), (345, 58479416), (380, 53093154), (437, 46167960), (456, 44244295), (460, 43859562), (552, 36549635), (570, 35395436), (690, 29239708), (760, 26546577), (874, 23083980), (920, 21929781), (1140, 17697718), (1311, 15389320), (1380, 14619854), (1748, 11541990), (2185, 9233592), (2280, 8848859), (2622, 7694660), (2760, 7309927), (3496, 5770995), (4370, 4616796), (5244, 3847330), (6555, 3077864), (8740, 2308398), (10488, 1923665), (13110, 1538932), (17480, 1154199), (26220, 769466), (52440, 384733)]