1374291280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19237}}^1$

素因数の和:19316

約数の個数: 80

約数和(自身を含む): 3435137280

約数和(自身を除く): 2060846000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 19237, 35720, 38474, 71440, 76948, 96185, 153896, 192370, 307792, 365503, 384740, 731006, 769480, 904139, 1462012, 1538960, 1808278, 1827515, 2924024, 3616556, 3655030, 4520695, 5848048, 7233112, 7310060, 9041390, 14466224, 14620120, 17178641, 18082780, 29240240, 34357282, 36165560, 68714564, 72331120, 85893205, 137429128, 171786410, 274858256, 343572820, 687145640, 1374291280]

約数ペア:

[(1, 1374291280), (2, 687145640), (4, 343572820), (5, 274858256), (8, 171786410), (10, 137429128), (16, 85893205), (19, 72331120), (20, 68714564), (38, 36165560), (40, 34357282), (47, 29240240), (76, 18082780), (80, 17178641), (94, 14620120), (95, 14466224), (152, 9041390), (188, 7310060), (190, 7233112), (235, 5848048), (304, 4520695), (376, 3655030), (380, 3616556), (470, 2924024), (752, 1827515), (760, 1808278), (893, 1538960), (940, 1462012), (1520, 904139), (1786, 769480), (1880, 731006), (3572, 384740), (3760, 365503), (4465, 307792), (7144, 192370), (8930, 153896), (14288, 96185), (17860, 76948), (19237, 71440), (35720, 38474)]