142485880

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{7727}}^1$

素因数の和:8199

約数の個数: 32

約数和(自身を含む): 321330240

約数和(自身を除く): 178844360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4610, 7727, 9220, 15454, 18440, 30908, 38635, 61816, 77270, 154540, 309080, 3562147, 7124294, 14248588, 17810735, 28497176, 35621470, 71242940, 142485880]

約数ペア:

[(1, 142485880), (2, 71242940), (4, 35621470), (5, 28497176), (8, 17810735), (10, 14248588), (20, 7124294), (40, 3562147), (461, 309080), (922, 154540), (1844, 77270), (2305, 61816), (3688, 38635), (4610, 30908), (7727, 18440), (9220, 15454)]