20177934410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{34421}}^1$

素因数の和:34551

約数の個数: 48

約数和(自身を含む): 38146047336

約数和(自身を除く): 17968112926

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 961, 1891, 1922, 3782, 4805, 9455, 9610, 18910, 34421, 58621, 68842, 117242, 172105, 293105, 344210, 586210, 1067051, 2099681, 2134102, 4199362, 5335255, 10498405, 10670510, 20996810, 33078581, 65090111, 66157162, 130180222, 165392905, 325450555, 330785810, 650901110, 2017793441, 4035586882, 10088967205, 20177934410]

約数ペア:

[(1, 20177934410), (2, 10088967205), (5, 4035586882), (10, 2017793441), (31, 650901110), (61, 330785810), (62, 325450555), (122, 165392905), (155, 130180222), (305, 66157162), (310, 65090111), (610, 33078581), (961, 20996810), (1891, 10670510), (1922, 10498405), (3782, 5335255), (4805, 4199362), (9455, 2134102), (9610, 2099681), (18910, 1067051), (34421, 586210), (58621, 344210), (68842, 293105), (117242, 172105)]