5640440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10847}}^1$

素因数の和:10871

約数の個数: 32

約数和(自身を含む): 13668480

約数和(自身を除く): 8028040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 10847, 21694, 43388, 54235, 86776, 108470, 141011, 216940, 282022, 433880, 564044, 705055, 1128088, 1410110, 2820220, 5640440]

約数ペア:

[(1, 5640440), (2, 2820220), (4, 1410110), (5, 1128088), (8, 705055), (10, 564044), (13, 433880), (20, 282022), (26, 216940), (40, 141011), (52, 108470), (65, 86776), (104, 54235), (130, 43388), (260, 21694), (520, 10847)]