4368440

素因数分解:

$2^3\times 5^1\times {\mathrm{109211}}^1$

素因数の和:109222

約数の個数: 16

約数和(自身を含む): 9829080

約数和(自身を除く): 5460640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109211, 218422, 436844, 546055, 873688, 1092110, 2184220, 4368440]

約数ペア:

[(1, 4368440), (2, 2184220), (4, 1092110), (5, 873688), (8, 546055), (10, 436844), (20, 218422), (40, 109211)]