2010421420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{127081}}^1$

素因数の和:127210

約数の個数: 48

約数和(自身を含む): 4867748928

約数和(自身を除く): 2857327508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 127081, 254162, 508324, 635405, 889567, 1270810, 1779134, 2541620, 3558268, 4447835, 8895670, 14360153, 17791340, 28720306, 57440612, 71800765, 100521071, 143601530, 201042142, 287203060, 402084284, 502605355, 1005210710, 2010421420]

約数ペア:

[(1, 2010421420), (2, 1005210710), (4, 502605355), (5, 402084284), (7, 287203060), (10, 201042142), (14, 143601530), (20, 100521071), (28, 71800765), (35, 57440612), (70, 28720306), (113, 17791340), (140, 14360153), (226, 8895670), (452, 4447835), (565, 3558268), (791, 2541620), (1130, 1779134), (1582, 1270810), (2260, 889567), (3164, 635405), (3955, 508324), (7910, 254162), (15820, 127081)]