20173492820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5927}}^1$

素因数の和:6034

約数の個数: 144

約数和(自身を含む): 49207616640

約数和(自身を除く): 29034123820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 53, 65, 76, 95, 106, 130, 169, 190, 212, 247, 260, 265, 338, 380, 494, 530, 676, 689, 845, 988, 1007, 1060, 1235, 1378, 1690, 2014, 2470, 2756, 3211, 3380, 3445, 4028, 4940, 5035, 5927, 6422, 6890, 8957, 10070, 11854, 12844, 13091, 13780, 16055, 17914, 20140, 23708, 26182, 29635, 32110, 35828, 44785, 52364, 59270, 64220, 65455, 77051, 89570, 112613, 118540, 130910, 154102, 170183, 179140, 225226, 261820, 308204, 314131, 340366, 385255, 450452, 563065, 628262, 680732, 770510, 850915, 1001663, 1126130, 1256524, 1463969, 1541020, 1570655, 1701830, 2003326, 2252260, 2927938, 3141310, 3403660, 4006652, 4083703, 5008315, 5855876, 5968489, 6282620, 7319845, 8167406, 10016630, 11936978, 14639690, 16334812, 19031597, 20033260, 20418515, 23873956, 29279380, 29842445, 38063194, 40837030, 53088139, 59684890, 76126388, 77590357, 81674060, 95157985, 106176278, 119369780, 155180714, 190315970, 212352556, 265440695, 310361428, 380631940, 387951785, 530881390, 775903570, 1008674641, 1061762780, 1551807140, 2017349282, 4034698564, 5043373205, 10086746410, 20173492820]

約数ペア:

[(1, 20173492820), (2, 10086746410), (4, 5043373205), (5, 4034698564), (10, 2017349282), (13, 1551807140), (19, 1061762780), (20, 1008674641), (26, 775903570), (38, 530881390), (52, 387951785), (53, 380631940), (65, 310361428), (76, 265440695), (95, 212352556), (106, 190315970), (130, 155180714), (169, 119369780), (190, 106176278), (212, 95157985), (247, 81674060), (260, 77590357), (265, 76126388), (338, 59684890), (380, 53088139), (494, 40837030), (530, 38063194), (676, 29842445), (689, 29279380), (845, 23873956), (988, 20418515), (1007, 20033260), (1060, 19031597), (1235, 16334812), (1378, 14639690), (1690, 11936978), (2014, 10016630), (2470, 8167406), (2756, 7319845), (3211, 6282620), (3380, 5968489), (3445, 5855876), (4028, 5008315), (4940, 4083703), (5035, 4006652), (5927, 3403660), (6422, 3141310), (6890, 2927938), (8957, 2252260), (10070, 2003326), (11854, 1701830), (12844, 1570655), (13091, 1541020), (13780, 1463969), (16055, 1256524), (17914, 1126130), (20140, 1001663), (23708, 850915), (26182, 770510), (29635, 680732), (32110, 628262), (35828, 563065), (44785, 450452), (52364, 385255), (59270, 340366), (64220, 314131), (65455, 308204), (77051, 261820), (89570, 225226), (112613, 179140), (118540, 170183), (130910, 154102)]