2012118860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1\times {\mathrm{2017}}^1$

素因数の和:3666

約数の個数: 48

約数和(自身を含む): 4366629120

約数和(自身を除く): 2354510260

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1609, 2017, 3218, 4034, 6436, 8045, 8068, 10085, 16090, 20170, 32180, 40340, 49879, 62527, 99758, 125054, 199516, 249395, 250108, 312635, 498790, 625270, 997580, 1250540, 3245353, 6490706, 12981412, 16226765, 32453530, 64907060, 100605943, 201211886, 402423772, 503029715, 1006059430, 2012118860]

約数ペア:

[(1, 2012118860), (2, 1006059430), (4, 503029715), (5, 402423772), (10, 201211886), (20, 100605943), (31, 64907060), (62, 32453530), (124, 16226765), (155, 12981412), (310, 6490706), (620, 3245353), (1609, 1250540), (2017, 997580), (3218, 625270), (4034, 498790), (6436, 312635), (8045, 250108), (8068, 249395), (10085, 199516), (16090, 125054), (20170, 99758), (32180, 62527), (40340, 49879)]