11140840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 26827200

約数和(自身を除く): 15686360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 137, 152, 190, 214, 274, 380, 428, 535, 548, 685, 760, 856, 1070, 1096, 1370, 2033, 2140, 2603, 2740, 4066, 4280, 5206, 5480, 8132, 10165, 10412, 13015, 14659, 16264, 20330, 20824, 26030, 29318, 40660, 52060, 58636, 73295, 81320, 104120, 117272, 146590, 278521, 293180, 557042, 586360, 1114084, 1392605, 2228168, 2785210, 5570420, 11140840]

約数ペア:

[(1, 11140840), (2, 5570420), (4, 2785210), (5, 2228168), (8, 1392605), (10, 1114084), (19, 586360), (20, 557042), (38, 293180), (40, 278521), (76, 146590), (95, 117272), (107, 104120), (137, 81320), (152, 73295), (190, 58636), (214, 52060), (274, 40660), (380, 29318), (428, 26030), (535, 20824), (548, 20330), (685, 16264), (760, 14659), (856, 13015), (1070, 10412), (1096, 10165), (1370, 8132), (2033, 5480), (2140, 5206), (2603, 4280), (2740, 4066)]