91456840

素因数分解:

$2^3\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{1723}}^1$

素因数の和:3061

約数の個数: 32

約数和(自身を含む): 206052480

約数和(自身を除く): 114595640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1327, 1723, 2654, 3446, 5308, 6635, 6892, 8615, 10616, 13270, 13784, 17230, 26540, 34460, 53080, 68920, 2286421, 4572842, 9145684, 11432105, 18291368, 22864210, 45728420, 91456840]

約数ペア:

[(1, 91456840), (2, 45728420), (4, 22864210), (5, 18291368), (8, 11432105), (10, 9145684), (20, 4572842), (40, 2286421), (1327, 68920), (1723, 53080), (2654, 34460), (3446, 26540), (5308, 17230), (6635, 13784), (6892, 13270), (8615, 10616)]