389639810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 828334080

約数和(自身を除く): 438694270

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 127, 205, 254, 287, 410, 574, 635, 889, 1069, 1270, 1435, 1778, 2138, 2870, 4445, 5207, 5345, 7483, 8890, 10414, 10690, 14966, 26035, 36449, 37415, 43829, 52070, 72898, 74830, 87658, 135763, 182245, 219145, 271526, 306803, 364490, 438290, 613606, 678815, 950341, 1357630, 1534015, 1900682, 3068030, 4751705, 5566283, 9503410, 11132566, 27831415, 38963981, 55662830, 77927962, 194819905, 389639810]

約数ペア:

[(1, 389639810), (2, 194819905), (5, 77927962), (7, 55662830), (10, 38963981), (14, 27831415), (35, 11132566), (41, 9503410), (70, 5566283), (82, 4751705), (127, 3068030), (205, 1900682), (254, 1534015), (287, 1357630), (410, 950341), (574, 678815), (635, 613606), (889, 438290), (1069, 364490), (1270, 306803), (1435, 271526), (1778, 219145), (2138, 182245), (2870, 135763), (4445, 87658), (5207, 74830), (5345, 72898), (7483, 52070), (8890, 43829), (10414, 37415), (10690, 36449), (14966, 26035)]