4655456780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{140989}}^1$

素因数の和:141138

約数の個数: 48

約数和(自身を含む): 10611471360

約数和(自身を除く): 5956014580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 33020, 140989, 281978, 563956, 704945, 1409890, 1832857, 2819780, 3665714, 7331428, 9164285, 17905603, 18328570, 35811206, 36657140, 71622412, 89528015, 179056030, 232772839, 358112060, 465545678, 931091356, 1163864195, 2327728390, 4655456780]

約数ペア:

[(1, 4655456780), (2, 2327728390), (4, 1163864195), (5, 931091356), (10, 465545678), (13, 358112060), (20, 232772839), (26, 179056030), (52, 89528015), (65, 71622412), (127, 36657140), (130, 35811206), (254, 18328570), (260, 17905603), (508, 9164285), (635, 7331428), (1270, 3665714), (1651, 2819780), (2540, 1832857), (3302, 1409890), (6604, 704945), (8255, 563956), (16510, 281978), (33020, 140989)]