216042920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{284267}}^1$

素因数の和:284297

約数の個数: 32

約数和(自身を含む): 511682400

約数和(自身を除く): 295639480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 284267, 568534, 1137068, 1421335, 2274136, 2842670, 5401073, 5685340, 10802146, 11370680, 21604292, 27005365, 43208584, 54010730, 108021460, 216042920]

約数ペア:

[(1, 216042920), (2, 108021460), (4, 54010730), (5, 43208584), (8, 27005365), (10, 21604292), (19, 11370680), (20, 10802146), (38, 5685340), (40, 5401073), (76, 2842670), (95, 2274136), (152, 1421335), (190, 1137068), (380, 568534), (760, 284267)]