2049070240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8491

約数の個数: 144

約数和(自身を含む): 5813627904

約数和(自身を除く): 3764557664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 2170, 2480, 3038, 3472, 3920, 4340, 4960, 6076, 6944, 7595, 7840, 8431, 8680, 12152, 15190, 16862, 17360, 24304, 30380, 33724, 34720, 42155, 48608, 59017, 60760, 67448, 84310, 118034, 121520, 134896, 168620, 236068, 243040, 261361, 269792, 295085, 337240, 413119, 472136, 522722, 590170, 674480, 826238, 944272, 1045444, 1180340, 1306805, 1348960, 1652476, 1829527, 1888544, 2065595, 2090888, 2360680, 2613610, 3304952, 3659054, 4131190, 4181776, 4721360, 5227220, 6609904, 7318108, 8262380, 8363552, 9147635, 9442720, 10454440, 12806689, 13219808, 14636216, 16524760, 18295270, 20908880, 25613378, 29272432, 33049520, 36590540, 41817760, 51226756, 58544864, 64033445, 66099040, 73181080, 102453512, 128066890, 146362160, 204907024, 256133780, 292724320, 409814048, 512267560, 1024535120, 2049070240]

約数ペア:

[(1, 2049070240), (2, 1024535120), (4, 512267560), (5, 409814048), (7, 292724320), (8, 256133780), (10, 204907024), (14, 146362160), (16, 128066890), (20, 102453512), (28, 73181080), (31, 66099040), (32, 64033445), (35, 58544864), (40, 51226756), (49, 41817760), (56, 36590540), (62, 33049520), (70, 29272432), (80, 25613378), (98, 20908880), (112, 18295270), (124, 16524760), (140, 14636216), (155, 13219808), (160, 12806689), (196, 10454440), (217, 9442720), (224, 9147635), (245, 8363552), (248, 8262380), (280, 7318108), (310, 6609904), (392, 5227220), (434, 4721360), (490, 4181776), (496, 4131190), (560, 3659054), (620, 3304952), (784, 2613610), (868, 2360680), (980, 2090888), (992, 2065595), (1085, 1888544), (1120, 1829527), (1240, 1652476), (1519, 1348960), (1568, 1306805), (1736, 1180340), (1960, 1045444), (2170, 944272), (2480, 826238), (3038, 674480), (3472, 590170), (3920, 522722), (4340, 472136), (4960, 413119), (6076, 337240), (6944, 295085), (7595, 269792), (7840, 261361), (8431, 243040), (8680, 236068), (12152, 168620), (15190, 134896), (16862, 121520), (17360, 118034), (24304, 84310), (30380, 67448), (33724, 60760), (34720, 59017), (42155, 48608)]