20404992360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{148249}}^1$

素因数の和:148331

約数の個数: 128

約数和(自身を含む): 64897920000

約数和(自身を除く): 44492927640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 620, 740, 744, 888, 930, 1110, 1147, 1240, 1480, 1860, 2220, 2294, 3441, 3720, 4440, 4588, 5735, 6882, 9176, 11470, 13764, 17205, 22940, 27528, 34410, 45880, 68820, 137640, 148249, 296498, 444747, 592996, 741245, 889494, 1185992, 1482490, 1778988, 2223735, 2964980, 3557976, 4447470, 4595719, 5485213, 5929960, 8894940, 9191438, 10970426, 13787157, 16455639, 17789880, 18382876, 21940852, 22978595, 27426065, 27574314, 32911278, 36765752, 43881704, 45957190, 54852130, 55148628, 65822556, 68935785, 82278195, 91914380, 109704260, 110297256, 131645112, 137871570, 164556390, 170041603, 183828760, 219408520, 275743140, 329112780, 340083206, 510124809, 551486280, 658225560, 680166412, 850208015, 1020249618, 1360332824, 1700416030, 2040499236, 2550624045, 3400832060, 4080998472, 5101248090, 6801664120, 10202496180, 20404992360]

約数ペア:

[(1, 20404992360), (2, 10202496180), (3, 6801664120), (4, 5101248090), (5, 4080998472), (6, 3400832060), (8, 2550624045), (10, 2040499236), (12, 1700416030), (15, 1360332824), (20, 1020249618), (24, 850208015), (30, 680166412), (31, 658225560), (37, 551486280), (40, 510124809), (60, 340083206), (62, 329112780), (74, 275743140), (93, 219408520), (111, 183828760), (120, 170041603), (124, 164556390), (148, 137871570), (155, 131645112), (185, 110297256), (186, 109704260), (222, 91914380), (248, 82278195), (296, 68935785), (310, 65822556), (370, 55148628), (372, 54852130), (444, 45957190), (465, 43881704), (555, 36765752), (620, 32911278), (740, 27574314), (744, 27426065), (888, 22978595), (930, 21940852), (1110, 18382876), (1147, 17789880), (1240, 16455639), (1480, 13787157), (1860, 10970426), (2220, 9191438), (2294, 8894940), (3441, 5929960), (3720, 5485213), (4440, 4595719), (4588, 4447470), (5735, 3557976), (6882, 2964980), (9176, 2223735), (11470, 1778988), (13764, 1482490), (17205, 1185992), (22940, 889494), (27528, 741245), (34410, 592996), (45880, 444747), (68820, 296498), (137640, 148249)]