84838420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223259}}^1$

素因数の和:223287

約数の個数: 24

約数和(自身を含む): 187538400

約数和(自身を除く): 102699980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 223259, 446518, 893036, 1116295, 2232590, 4241921, 4465180, 8483842, 16967684, 21209605, 42419210, 84838420]

約数ペア:

[(1, 84838420), (2, 42419210), (4, 21209605), (5, 16967684), (10, 8483842), (19, 4465180), (20, 4241921), (38, 2232590), (76, 1116295), (95, 893036), (190, 446518), (380, 223259)]