27809210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19447}}^1$

素因数の和:19478

約数の個数: 32

約数和(自身を含む): 58810752

約数和(自身を除く): 31001542

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 19447, 38894, 97235, 194470, 213917, 252811, 427834, 505622, 1069585, 1264055, 2139170, 2528110, 2780921, 5561842, 13904605, 27809210]

約数ペア:

[(1, 27809210), (2, 13904605), (5, 5561842), (10, 2780921), (11, 2528110), (13, 2139170), (22, 1264055), (26, 1069585), (55, 505622), (65, 427834), (110, 252811), (130, 213917), (143, 194470), (286, 97235), (715, 38894), (1430, 19447)]