15059720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28961}}^1$

素因数の和:28985

約数の個数: 32

約数和(自身を含む): 36492120

約数和(自身を除く): 21432400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 28961, 57922, 115844, 144805, 231688, 289610, 376493, 579220, 752986, 1158440, 1505972, 1882465, 3011944, 3764930, 7529860, 15059720]

約数ペア:

[(1, 15059720), (2, 7529860), (4, 3764930), (5, 3011944), (8, 1882465), (10, 1505972), (13, 1158440), (20, 752986), (26, 579220), (40, 376493), (52, 289610), (65, 231688), (104, 144805), (130, 115844), (260, 57922), (520, 28961)]