1665321470

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1198073}}^1$

素因数の和:1198219

約数の個数: 16

約数和(自身を含む): 3019146480

約数和(自身を除く): 1353825010

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1198073, 2396146, 5990365, 11980730, 166532147, 333064294, 832660735, 1665321470]

約数ペア:

[(1, 1665321470), (2, 832660735), (5, 333064294), (10, 166532147), (139, 11980730), (278, 5990365), (695, 2396146), (1390, 1198073)]