2358760

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 5365800

約数和(自身を除く): 3007040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 541, 545, 872, 1082, 1090, 2164, 2180, 2705, 4328, 4360, 5410, 10820, 21640, 58969, 117938, 235876, 294845, 471752, 589690, 1179380, 2358760]

約数ペア:

[(1, 2358760), (2, 1179380), (4, 589690), (5, 471752), (8, 294845), (10, 235876), (20, 117938), (40, 58969), (109, 21640), (218, 10820), (436, 5410), (541, 4360), (545, 4328), (872, 2705), (1082, 2180), (1090, 2164)]