1904921000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{937}}^1$

素因数の和:1084

約数の個数: 128

約数和(自身を含む): 4741027200

約数和(自身を除く): 2836106200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 107, 125, 152, 190, 200, 214, 250, 380, 428, 475, 500, 535, 760, 856, 937, 950, 1000, 1070, 1874, 1900, 2033, 2140, 2375, 2675, 3748, 3800, 4066, 4280, 4685, 4750, 5350, 7496, 8132, 9370, 9500, 10165, 10700, 13375, 16264, 17803, 18740, 19000, 20330, 21400, 23425, 26750, 35606, 37480, 40660, 46850, 50825, 53500, 71212, 81320, 89015, 93700, 100259, 101650, 107000, 117125, 142424, 178030, 187400, 200518, 203300, 234250, 254125, 356060, 401036, 406600, 445075, 468500, 501295, 508250, 712120, 802072, 890150, 937000, 1002590, 1016500, 1780300, 1904921, 2005180, 2033000, 2225375, 2506475, 3560600, 3809842, 4010360, 4450750, 5012950, 7619684, 8901500, 9524605, 10025900, 12532375, 15239368, 17803000, 19049210, 20051800, 25064750, 38098420, 47623025, 50129500, 76196840, 95246050, 100259000, 190492100, 238115125, 380984200, 476230250, 952460500, 1904921000]

約数ペア:

[(1, 1904921000), (2, 952460500), (4, 476230250), (5, 380984200), (8, 238115125), (10, 190492100), (19, 100259000), (20, 95246050), (25, 76196840), (38, 50129500), (40, 47623025), (50, 38098420), (76, 25064750), (95, 20051800), (100, 19049210), (107, 17803000), (125, 15239368), (152, 12532375), (190, 10025900), (200, 9524605), (214, 8901500), (250, 7619684), (380, 5012950), (428, 4450750), (475, 4010360), (500, 3809842), (535, 3560600), (760, 2506475), (856, 2225375), (937, 2033000), (950, 2005180), (1000, 1904921), (1070, 1780300), (1874, 1016500), (1900, 1002590), (2033, 937000), (2140, 890150), (2375, 802072), (2675, 712120), (3748, 508250), (3800, 501295), (4066, 468500), (4280, 445075), (4685, 406600), (4750, 401036), (5350, 356060), (7496, 254125), (8132, 234250), (9370, 203300), (9500, 200518), (10165, 187400), (10700, 178030), (13375, 142424), (16264, 117125), (17803, 107000), (18740, 101650), (19000, 100259), (20330, 93700), (21400, 89015), (23425, 81320), (26750, 71212), (35606, 53500), (37480, 50825), (40660, 46850)]