1900549000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15971}}^1$

素因数の和:16016

約数の個数: 128

約数和(自身を含む): 5381925120

約数和(自身を除く): 3481376120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 125, 136, 140, 170, 175, 200, 238, 250, 280, 340, 350, 425, 476, 500, 595, 680, 700, 850, 875, 952, 1000, 1190, 1400, 1700, 1750, 2125, 2380, 2975, 3400, 3500, 4250, 4760, 5950, 7000, 8500, 11900, 14875, 15971, 17000, 23800, 29750, 31942, 59500, 63884, 79855, 111797, 119000, 127768, 159710, 223594, 271507, 319420, 399275, 447188, 543014, 558985, 638840, 798550, 894376, 1086028, 1117970, 1357535, 1597100, 1900549, 1996375, 2172056, 2235940, 2715070, 2794925, 3194200, 3801098, 3992750, 4471880, 5430140, 5589850, 6787675, 7602196, 7985500, 9502745, 10860280, 11179700, 13575350, 13974625, 15204392, 15971000, 19005490, 22359400, 27150700, 27949250, 33938375, 38010980, 47513725, 54301400, 55898500, 67876750, 76021960, 95027450, 111797000, 135753500, 190054900, 237568625, 271507000, 380109800, 475137250, 950274500, 1900549000]

約数ペア:

[(1, 1900549000), (2, 950274500), (4, 475137250), (5, 380109800), (7, 271507000), (8, 237568625), (10, 190054900), (14, 135753500), (17, 111797000), (20, 95027450), (25, 76021960), (28, 67876750), (34, 55898500), (35, 54301400), (40, 47513725), (50, 38010980), (56, 33938375), (68, 27949250), (70, 27150700), (85, 22359400), (100, 19005490), (119, 15971000), (125, 15204392), (136, 13974625), (140, 13575350), (170, 11179700), (175, 10860280), (200, 9502745), (238, 7985500), (250, 7602196), (280, 6787675), (340, 5589850), (350, 5430140), (425, 4471880), (476, 3992750), (500, 3801098), (595, 3194200), (680, 2794925), (700, 2715070), (850, 2235940), (875, 2172056), (952, 1996375), (1000, 1900549), (1190, 1597100), (1400, 1357535), (1700, 1117970), (1750, 1086028), (2125, 894376), (2380, 798550), (2975, 638840), (3400, 558985), (3500, 543014), (4250, 447188), (4760, 399275), (5950, 319420), (7000, 271507), (8500, 223594), (11900, 159710), (14875, 127768), (15971, 119000), (17000, 111797), (23800, 79855), (29750, 63884), (31942, 59500)]