245760440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{323369}}^1$

素因数の和:323399

約数の個数: 32

約数和(自身を含む): 582066000

約数和(自身を除く): 336305560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 323369, 646738, 1293476, 1616845, 2586952, 3233690, 6144011, 6467380, 12288022, 12934760, 24576044, 30720055, 49152088, 61440110, 122880220, 245760440]

約数ペア:

[(1, 245760440), (2, 122880220), (4, 61440110), (5, 49152088), (8, 30720055), (10, 24576044), (19, 12934760), (20, 12288022), (38, 6467380), (40, 6144011), (76, 3233690), (95, 2586952), (152, 1616845), (190, 1293476), (380, 646738), (760, 323369)]