201018040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2032

約数の個数: 64

約数和(自身を含む): 471303360

約数和(自身を除く): 270285320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 284, 296, 355, 370, 568, 710, 740, 1420, 1480, 1913, 2627, 2840, 3826, 5254, 7652, 9565, 10508, 13135, 15304, 19130, 21016, 26270, 38260, 52540, 70781, 76520, 105080, 135823, 141562, 271646, 283124, 353905, 543292, 566248, 679115, 707810, 1086584, 1358230, 1415620, 2716460, 2831240, 5025451, 5432920, 10050902, 20101804, 25127255, 40203608, 50254510, 100509020, 201018040]

約数ペア:

[(1, 201018040), (2, 100509020), (4, 50254510), (5, 40203608), (8, 25127255), (10, 20101804), (20, 10050902), (37, 5432920), (40, 5025451), (71, 2831240), (74, 2716460), (142, 1415620), (148, 1358230), (185, 1086584), (284, 707810), (296, 679115), (355, 566248), (370, 543292), (568, 353905), (710, 283124), (740, 271646), (1420, 141562), (1480, 135823), (1913, 105080), (2627, 76520), (2840, 70781), (3826, 52540), (5254, 38260), (7652, 26270), (9565, 21016), (10508, 19130), (13135, 15304)]