40124560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 107600256

約数和(自身を除く): 67475696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 523, 548, 560, 685, 959, 1046, 1096, 1370, 1918, 2092, 2192, 2615, 2740, 3661, 3836, 4184, 4795, 5230, 5480, 7322, 7672, 8368, 9590, 10460, 10960, 14644, 15344, 18305, 19180, 20920, 29288, 36610, 38360, 41840, 58576, 71651, 73220, 76720, 143302, 146440, 286604, 292880, 358255, 501557, 573208, 716510, 1003114, 1146416, 1433020, 2006228, 2507785, 2866040, 4012456, 5015570, 5732080, 8024912, 10031140, 20062280, 40124560]

約数ペア:

[(1, 40124560), (2, 20062280), (4, 10031140), (5, 8024912), (7, 5732080), (8, 5015570), (10, 4012456), (14, 2866040), (16, 2507785), (20, 2006228), (28, 1433020), (35, 1146416), (40, 1003114), (56, 716510), (70, 573208), (80, 501557), (112, 358255), (137, 292880), (140, 286604), (274, 146440), (280, 143302), (523, 76720), (548, 73220), (560, 71651), (685, 58576), (959, 41840), (1046, 38360), (1096, 36610), (1370, 29288), (1918, 20920), (2092, 19180), (2192, 18305), (2615, 15344), (2740, 14644), (3661, 10960), (3836, 10460), (4184, 9590), (4795, 8368), (5230, 7672), (5480, 7322)]