20331360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2017}}^1$

素因数の和:2045

約数の個数: 144

約数和(自身を含む): 79331616

約数和(自身を除く): 59000256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2017, 2520, 3360, 4034, 5040, 6051, 8068, 10080, 10085, 12102, 14119, 16136, 18153, 20170, 24204, 28238, 30255, 32272, 36306, 40340, 42357, 48408, 56476, 60510, 64544, 70595, 72612, 80680, 84714, 90765, 96816, 112952, 121020, 127071, 141190, 145224, 161360, 169428, 181530, 193632, 211785, 225904, 242040, 254142, 282380, 290448, 322720, 338856, 363060, 423570, 451808, 484080, 508284, 564760, 580896, 635355, 677712, 726120, 847140, 968160, 1016568, 1129520, 1270710, 1355424, 1452240, 1694280, 2033136, 2259040, 2541420, 2904480, 3388560, 4066272, 5082840, 6777120, 10165680, 20331360]

約数ペア:

[(1, 20331360), (2, 10165680), (3, 6777120), (4, 5082840), (5, 4066272), (6, 3388560), (7, 2904480), (8, 2541420), (9, 2259040), (10, 2033136), (12, 1694280), (14, 1452240), (15, 1355424), (16, 1270710), (18, 1129520), (20, 1016568), (21, 968160), (24, 847140), (28, 726120), (30, 677712), (32, 635355), (35, 580896), (36, 564760), (40, 508284), (42, 484080), (45, 451808), (48, 423570), (56, 363060), (60, 338856), (63, 322720), (70, 290448), (72, 282380), (80, 254142), (84, 242040), (90, 225904), (96, 211785), (105, 193632), (112, 181530), (120, 169428), (126, 161360), (140, 145224), (144, 141190), (160, 127071), (168, 121020), (180, 112952), (210, 96816), (224, 90765), (240, 84714), (252, 80680), (280, 72612), (288, 70595), (315, 64544), (336, 60510), (360, 56476), (420, 48408), (480, 42357), (504, 40340), (560, 36306), (630, 32272), (672, 30255), (720, 28238), (840, 24204), (1008, 20170), (1120, 18153), (1260, 16136), (1440, 14119), (1680, 12102), (2016, 10085), (2017, 10080), (2520, 8068), (3360, 6051), (4034, 5040)]