16676840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18127}}^1$

素因数の和:18161

約数の個数: 32

約数和(自身を含む): 39156480

約数和(自身を除く): 22479640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 18127, 36254, 72508, 90635, 145016, 181270, 362540, 416921, 725080, 833842, 1667684, 2084605, 3335368, 4169210, 8338420, 16676840]

約数ペア:

[(1, 16676840), (2, 8338420), (4, 4169210), (5, 3335368), (8, 2084605), (10, 1667684), (20, 833842), (23, 725080), (40, 416921), (46, 362540), (92, 181270), (115, 145016), (184, 90635), (230, 72508), (460, 36254), (920, 18127)]