4380272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21059}}^1$

素因数の和:21080

約数の個数: 20

約数和(自身を含む): 9140040

約数和(自身を除く): 4759768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21059, 42118, 84236, 168472, 273767, 336944, 547534, 1095068, 2190136, 4380272]

約数ペア:

[(1, 4380272), (2, 2190136), (4, 1095068), (8, 547534), (13, 336944), (16, 273767), (26, 168472), (52, 84236), (104, 42118), (208, 21059)]