1919785700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{10589}}^1$

素因数の和:10654

約数の個数: 108

約数和(自身を含む): 4977532980

約数和(自身を除く): 3057747280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 49, 50, 70, 74, 98, 100, 140, 148, 175, 185, 196, 245, 259, 350, 370, 490, 518, 700, 740, 925, 980, 1036, 1225, 1295, 1813, 1850, 2450, 2590, 3626, 3700, 4900, 5180, 6475, 7252, 9065, 10589, 12950, 18130, 21178, 25900, 36260, 42356, 45325, 52945, 74123, 90650, 105890, 148246, 181300, 211780, 264725, 296492, 370615, 391793, 518861, 529450, 741230, 783586, 1037722, 1058900, 1482460, 1567172, 1853075, 1958965, 2075444, 2594305, 2742551, 3706150, 3917930, 5188610, 5485102, 7412300, 7835860, 9794825, 10377220, 10970204, 12971525, 13712755, 19197857, 19589650, 25943050, 27425510, 38395714, 39179300, 51886100, 54851020, 68563775, 76791428, 95989285, 137127550, 191978570, 274255100, 383957140, 479946425, 959892850, 1919785700]

約数ペア:

[(1, 1919785700), (2, 959892850), (4, 479946425), (5, 383957140), (7, 274255100), (10, 191978570), (14, 137127550), (20, 95989285), (25, 76791428), (28, 68563775), (35, 54851020), (37, 51886100), (49, 39179300), (50, 38395714), (70, 27425510), (74, 25943050), (98, 19589650), (100, 19197857), (140, 13712755), (148, 12971525), (175, 10970204), (185, 10377220), (196, 9794825), (245, 7835860), (259, 7412300), (350, 5485102), (370, 5188610), (490, 3917930), (518, 3706150), (700, 2742551), (740, 2594305), (925, 2075444), (980, 1958965), (1036, 1853075), (1225, 1567172), (1295, 1482460), (1813, 1058900), (1850, 1037722), (2450, 783586), (2590, 741230), (3626, 529450), (3700, 518861), (4900, 391793), (5180, 370615), (6475, 296492), (7252, 264725), (9065, 211780), (10589, 181300), (12950, 148246), (18130, 105890), (21178, 90650), (25900, 74123), (36260, 52945), (42356, 45325)]