1940986880

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1747}}^1$

素因数の和:1810

約数の個数: 176

約数和(自身を含む): 5496047616

約数和(自身を除く): 3555060736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 992, 1024, 1085, 1120, 1240, 1280, 1736, 1747, 1792, 1984, 2170, 2240, 2480, 2560, 3472, 3494, 3584, 3968, 4340, 4480, 4960, 5120, 6944, 6988, 7168, 7936, 8680, 8735, 8960, 9920, 12229, 13888, 13976, 15872, 17360, 17470, 17920, 19840, 24458, 27776, 27952, 31744, 34720, 34940, 35840, 39680, 48916, 54157, 55552, 55904, 61145, 69440, 69880, 79360, 97832, 108314, 111104, 111808, 122290, 138880, 139760, 158720, 195664, 216628, 222208, 223616, 244580, 270785, 277760, 279520, 379099, 391328, 433256, 447232, 489160, 541570, 555520, 559040, 758198, 782656, 866512, 894464, 978320, 1083140, 1111040, 1118080, 1516396, 1565312, 1733024, 1788928, 1895495, 1956640, 2166280, 2236160, 3032792, 3130624, 3466048, 3790990, 3913280, 4332560, 4472320, 6065584, 6261248, 6932096, 7581980, 7826560, 8665120, 8944640, 12131168, 12522496, 13864192, 15163960, 15653120, 17330240, 24262336, 27728384, 30327920, 31306240, 34660480, 48524672, 55456768, 60655840, 62612480, 69320960, 97049344, 121311680, 138641920, 194098688, 242623360, 277283840, 388197376, 485246720, 970493440, 1940986880]

約数ペア:

[(1, 1940986880), (2, 970493440), (4, 485246720), (5, 388197376), (7, 277283840), (8, 242623360), (10, 194098688), (14, 138641920), (16, 121311680), (20, 97049344), (28, 69320960), (31, 62612480), (32, 60655840), (35, 55456768), (40, 48524672), (56, 34660480), (62, 31306240), (64, 30327920), (70, 27728384), (80, 24262336), (112, 17330240), (124, 15653120), (128, 15163960), (140, 13864192), (155, 12522496), (160, 12131168), (217, 8944640), (224, 8665120), (248, 7826560), (256, 7581980), (280, 6932096), (310, 6261248), (320, 6065584), (434, 4472320), (448, 4332560), (496, 3913280), (512, 3790990), (560, 3466048), (620, 3130624), (640, 3032792), (868, 2236160), (896, 2166280), (992, 1956640), (1024, 1895495), (1085, 1788928), (1120, 1733024), (1240, 1565312), (1280, 1516396), (1736, 1118080), (1747, 1111040), (1792, 1083140), (1984, 978320), (2170, 894464), (2240, 866512), (2480, 782656), (2560, 758198), (3472, 559040), (3494, 555520), (3584, 541570), (3968, 489160), (4340, 447232), (4480, 433256), (4960, 391328), (5120, 379099), (6944, 279520), (6988, 277760), (7168, 270785), (7936, 244580), (8680, 223616), (8735, 222208), (8960, 216628), (9920, 195664), (12229, 158720), (13888, 139760), (13976, 138880), (15872, 122290), (17360, 111808), (17470, 111104), (17920, 108314), (19840, 97832), (24458, 79360), (27776, 69880), (27952, 69440), (31744, 61145), (34720, 55904), (34940, 55552), (35840, 54157), (39680, 48916)]