15765880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30319}}^1$

素因数の和:30343

約数の個数: 32

約数和(自身を含む): 38203200

約数和(自身を除く): 22437320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30319, 60638, 121276, 151595, 242552, 303190, 394147, 606380, 788294, 1212760, 1576588, 1970735, 3153176, 3941470, 7882940, 15765880]

約数ペア:

[(1, 15765880), (2, 7882940), (4, 3941470), (5, 3153176), (8, 1970735), (10, 1576588), (13, 1212760), (20, 788294), (26, 606380), (40, 394147), (52, 303190), (65, 242552), (104, 151595), (130, 121276), (260, 60638), (520, 30319)]