134721880

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{33347}}^1$

素因数の和:33459

約数の個数: 32

約数和(自身を含む): 306134640

約数和(自身を除く): 171412760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 33347, 66694, 133388, 166735, 266776, 333470, 666940, 1333880, 3368047, 6736094, 13472188, 16840235, 26944376, 33680470, 67360940, 134721880]

約数ペア:

[(1, 134721880), (2, 67360940), (4, 33680470), (5, 26944376), (8, 16840235), (10, 13472188), (20, 6736094), (40, 3368047), (101, 1333880), (202, 666940), (404, 333470), (505, 266776), (808, 166735), (1010, 133388), (2020, 66694), (4040, 33347)]