2011106860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{20261}}^1$

素因数の和:20986

約数の個数: 48

約数和(自身を含む): 4833702720

約数和(自身を除く): 2822595860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 709, 1418, 2836, 3545, 4963, 7090, 9926, 14180, 19852, 20261, 24815, 40522, 49630, 81044, 99260, 101305, 141827, 202610, 283654, 405220, 567308, 709135, 1418270, 2836540, 14365049, 28730098, 57460196, 71825245, 100555343, 143650490, 201110686, 287300980, 402221372, 502776715, 1005553430, 2011106860]

約数ペア:

[(1, 2011106860), (2, 1005553430), (4, 502776715), (5, 402221372), (7, 287300980), (10, 201110686), (14, 143650490), (20, 100555343), (28, 71825245), (35, 57460196), (70, 28730098), (140, 14365049), (709, 2836540), (1418, 1418270), (2836, 709135), (3545, 567308), (4963, 405220), (7090, 283654), (9926, 202610), (14180, 141827), (19852, 101305), (20261, 99260), (24815, 81044), (40522, 49630)]