16468880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5021}}^1$

素因数の和:5075

約数の個数: 40

約数和(自身を含む): 39231864

約数和(自身を除く): 22762984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 5021, 10042, 20084, 25105, 40168, 50210, 80336, 100420, 200840, 205861, 401680, 411722, 823444, 1029305, 1646888, 2058610, 3293776, 4117220, 8234440, 16468880]

約数ペア:

[(1, 16468880), (2, 8234440), (4, 4117220), (5, 3293776), (8, 2058610), (10, 1646888), (16, 1029305), (20, 823444), (40, 411722), (41, 401680), (80, 205861), (82, 200840), (164, 100420), (205, 80336), (328, 50210), (410, 40168), (656, 25105), (820, 20084), (1640, 10042), (3280, 5021)]