2009404880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{96979}}^1$

素因数の和:97036

約数の個数: 80

約数和(自身を含む): 5483637120

約数和(自身を除く): 3474232240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 5180, 10360, 20720, 96979, 193958, 387916, 484895, 678853, 775832, 969790, 1357706, 1551664, 1939580, 2715412, 3394265, 3588223, 3879160, 5430824, 6788530, 7176446, 7758320, 10861648, 13577060, 14352892, 17941115, 25117561, 27154120, 28705784, 35882230, 50235122, 54308240, 57411568, 71764460, 100470244, 125587805, 143528920, 200940488, 251175610, 287057840, 401880976, 502351220, 1004702440, 2009404880]

約数ペア:

[(1, 2009404880), (2, 1004702440), (4, 502351220), (5, 401880976), (7, 287057840), (8, 251175610), (10, 200940488), (14, 143528920), (16, 125587805), (20, 100470244), (28, 71764460), (35, 57411568), (37, 54308240), (40, 50235122), (56, 35882230), (70, 28705784), (74, 27154120), (80, 25117561), (112, 17941115), (140, 14352892), (148, 13577060), (185, 10861648), (259, 7758320), (280, 7176446), (296, 6788530), (370, 5430824), (518, 3879160), (560, 3588223), (592, 3394265), (740, 2715412), (1036, 1939580), (1295, 1551664), (1480, 1357706), (2072, 969790), (2590, 775832), (2960, 678853), (4144, 484895), (5180, 387916), (10360, 193958), (20720, 96979)]