173854840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{82007}}^1$

素因数の和:82071

約数の個数: 32

約数和(自身を含む): 398558880

約数和(自身を除く): 224704040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 82007, 164014, 328028, 410035, 656056, 820070, 1640140, 3280280, 4346371, 8692742, 17385484, 21731855, 34770968, 43463710, 86927420, 173854840]

約数ペア:

[(1, 173854840), (2, 86927420), (4, 43463710), (5, 34770968), (8, 21731855), (10, 17385484), (20, 8692742), (40, 4346371), (53, 3280280), (106, 1640140), (212, 820070), (265, 656056), (424, 410035), (530, 328028), (1060, 164014), (2120, 82007)]