20184954800

素因数分解:

$2^4\times 5^2\times {\mathrm{3301}}^1\times {\mathrm{15287}}^1$

素因数の和:18606

約数の個数: 60

約数和(自身を含む): 48512217936

約数和(自身を除く): 28327263136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3301, 6602, 13204, 15287, 16505, 26408, 30574, 33010, 52816, 61148, 66020, 76435, 82525, 122296, 132040, 152870, 165050, 244592, 264080, 305740, 330100, 382175, 611480, 660200, 764350, 1222960, 1320400, 1528700, 3057400, 6114800, 50462387, 100924774, 201849548, 252311935, 403699096, 504623870, 807398192, 1009247740, 1261559675, 2018495480, 2523119350, 4036990960, 5046238700, 10092477400, 20184954800]

約数ペア:

[(1, 20184954800), (2, 10092477400), (4, 5046238700), (5, 4036990960), (8, 2523119350), (10, 2018495480), (16, 1261559675), (20, 1009247740), (25, 807398192), (40, 504623870), (50, 403699096), (80, 252311935), (100, 201849548), (200, 100924774), (400, 50462387), (3301, 6114800), (6602, 3057400), (13204, 1528700), (15287, 1320400), (16505, 1222960), (26408, 764350), (30574, 660200), (33010, 611480), (52816, 382175), (61148, 330100), (66020, 305740), (76435, 264080), (82525, 244592), (122296, 165050), (132040, 152870)]