7856890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 15143760

約数和(自身を除く): 7286870

約数列:

[1, 2, 5, 10, 17, 34, 85, 113, 170, 226, 409, 565, 818, 1130, 1921, 2045, 3842, 4090, 6953, 9605, 13906, 19210, 34765, 46217, 69530, 92434, 231085, 462170, 785689, 1571378, 3928445, 7856890]

約数ペア:

[(1, 7856890), (2, 3928445), (5, 1571378), (10, 785689), (17, 462170), (34, 231085), (85, 92434), (113, 69530), (170, 46217), (226, 34765), (409, 19210), (565, 13906), (818, 9605), (1130, 6953), (1921, 4090), (2045, 3842)]