3899161880

素因数分解:

$2^3\times 5^1\times {\mathrm{4457}}^1\times {\mathrm{21871}}^1$

素因数の和:26339

約数の個数: 32

約数和(自身を含む): 8775483840

約数和(自身を除く): 4876321960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4457, 8914, 17828, 21871, 22285, 35656, 43742, 44570, 87484, 89140, 109355, 174968, 178280, 218710, 437420, 874840, 97479047, 194958094, 389916188, 487395235, 779832376, 974790470, 1949580940, 3899161880]

約数ペア:

[(1, 3899161880), (2, 1949580940), (4, 974790470), (5, 779832376), (8, 487395235), (10, 389916188), (20, 194958094), (40, 97479047), (4457, 874840), (8914, 437420), (17828, 218710), (21871, 178280), (22285, 174968), (35656, 109355), (43742, 89140), (44570, 87484)]