2019194520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{5737}}^1$

素因数の和:6177

約数の個数: 128

約数和(自身を含む): 6940684800

約数和(自身を除く): 4921490280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 419, 420, 838, 840, 1257, 1676, 2095, 2514, 2933, 3352, 4190, 5028, 5737, 5866, 6285, 8380, 8799, 10056, 11474, 11732, 12570, 14665, 16760, 17211, 17598, 22948, 23464, 25140, 28685, 29330, 34422, 35196, 40159, 43995, 45896, 50280, 57370, 58660, 68844, 70392, 80318, 86055, 87990, 114740, 117320, 120477, 137688, 160636, 172110, 175980, 200795, 229480, 240954, 321272, 344220, 351960, 401590, 481908, 602385, 688440, 803180, 963816, 1204770, 1606360, 2403803, 2409540, 4807606, 4819080, 7211409, 9615212, 12019015, 14422818, 16826621, 19230424, 24038030, 28845636, 33653242, 36057045, 48076060, 50479863, 57691272, 67306484, 72114090, 84133105, 96152120, 100959726, 134612968, 144228180, 168266210, 201919452, 252399315, 288456360, 336532420, 403838904, 504798630, 673064840, 1009597260, 2019194520]

約数ペア:

[(1, 2019194520), (2, 1009597260), (3, 673064840), (4, 504798630), (5, 403838904), (6, 336532420), (7, 288456360), (8, 252399315), (10, 201919452), (12, 168266210), (14, 144228180), (15, 134612968), (20, 100959726), (21, 96152120), (24, 84133105), (28, 72114090), (30, 67306484), (35, 57691272), (40, 50479863), (42, 48076060), (56, 36057045), (60, 33653242), (70, 28845636), (84, 24038030), (105, 19230424), (120, 16826621), (140, 14422818), (168, 12019015), (210, 9615212), (280, 7211409), (419, 4819080), (420, 4807606), (838, 2409540), (840, 2403803), (1257, 1606360), (1676, 1204770), (2095, 963816), (2514, 803180), (2933, 688440), (3352, 602385), (4190, 481908), (5028, 401590), (5737, 351960), (5866, 344220), (6285, 321272), (8380, 240954), (8799, 229480), (10056, 200795), (11474, 175980), (11732, 172110), (12570, 160636), (14665, 137688), (16760, 120477), (17211, 117320), (17598, 114740), (22948, 87990), (23464, 86055), (25140, 80318), (28685, 70392), (29330, 68844), (34422, 58660), (35196, 57370), (40159, 50280), (43995, 45896)]