66956140

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2393}}^1$

素因数の和:3801

約数の個数: 24

約数和(自身を含む): 140767200

約数和(自身を除く): 73811060

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2393, 2798, 4786, 5596, 6995, 9572, 11965, 13990, 23930, 27980, 47860, 3347807, 6695614, 13391228, 16739035, 33478070, 66956140]

約数ペア:

[(1, 66956140), (2, 33478070), (4, 16739035), (5, 13391228), (10, 6695614), (20, 3347807), (1399, 47860), (2393, 27980), (2798, 23930), (4786, 13990), (5596, 11965), (6995, 9572)]