878140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 1950984

約数和(自身を除く): 1072844

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 529, 830, 1058, 1660, 1909, 2116, 2645, 3818, 5290, 7636, 9545, 10580, 19090, 38180, 43907, 87814, 175628, 219535, 439070, 878140]

約数ペア:

[(1, 878140), (2, 439070), (4, 219535), (5, 175628), (10, 87814), (20, 43907), (23, 38180), (46, 19090), (83, 10580), (92, 9545), (115, 7636), (166, 5290), (230, 3818), (332, 2645), (415, 2116), (460, 1909), (529, 1660), (830, 1058)]