20160369040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{201121}}^1$

素因数の和:201320

約数の個数: 80

約数和(自身を含む): 53868516480

約数和(自身を除く): 33708147440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 895, 1253, 1432, 1790, 2506, 2864, 3580, 5012, 6265, 7160, 10024, 12530, 14320, 20048, 25060, 50120, 100240, 201121, 402242, 804484, 1005605, 1407847, 1608968, 2011210, 2815694, 3217936, 4022420, 5631388, 7039235, 8044840, 11262776, 14078470, 16089680, 22525552, 28156940, 36000659, 56313880, 72001318, 112627760, 144002636, 180003295, 252004613, 288005272, 360006590, 504009226, 576010544, 720013180, 1008018452, 1260023065, 1440026360, 2016036904, 2520046130, 2880052720, 4032073808, 5040092260, 10080184520, 20160369040]

約数ペア:

[(1, 20160369040), (2, 10080184520), (4, 5040092260), (5, 4032073808), (7, 2880052720), (8, 2520046130), (10, 2016036904), (14, 1440026360), (16, 1260023065), (20, 1008018452), (28, 720013180), (35, 576010544), (40, 504009226), (56, 360006590), (70, 288005272), (80, 252004613), (112, 180003295), (140, 144002636), (179, 112627760), (280, 72001318), (358, 56313880), (560, 36000659), (716, 28156940), (895, 22525552), (1253, 16089680), (1432, 14078470), (1790, 11262776), (2506, 8044840), (2864, 7039235), (3580, 5631388), (5012, 4022420), (6265, 3217936), (7160, 2815694), (10024, 2011210), (12530, 1608968), (14320, 1407847), (20048, 1005605), (25060, 804484), (50120, 402242), (100240, 201121)]