5445068840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1248869}}^1$

素因数の和:1248989

約数の個数: 32

約数和(自身を含む): 12363813000

約数和(自身を除く): 6918744160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 1248869, 2497738, 4995476, 6244345, 9990952, 12488690, 24977380, 49954760, 136126721, 272253442, 544506884, 680633605, 1089013768, 1361267210, 2722534420, 5445068840]

約数ペア:

[(1, 5445068840), (2, 2722534420), (4, 1361267210), (5, 1089013768), (8, 680633605), (10, 544506884), (20, 272253442), (40, 136126721), (109, 49954760), (218, 24977380), (436, 12488690), (545, 9990952), (872, 6244345), (1090, 4995476), (2180, 2497738), (4360, 1248869)]