91080380

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{3889}}^1$

素因数の和:5069

約数の個数: 24

約数和(自身を含む): 191481360

約数和(自身を除く): 100400980

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 3889, 4684, 5855, 7778, 11710, 15556, 19445, 23420, 38890, 77780, 4554019, 9108038, 18216076, 22770095, 45540190, 91080380]

約数ペア:

[(1, 91080380), (2, 45540190), (4, 22770095), (5, 18216076), (10, 9108038), (20, 4554019), (1171, 77780), (2342, 38890), (3889, 23420), (4684, 19445), (5855, 15556), (7778, 11710)]