15954340

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5081}}^1$

素因数の和:5247

約数の個数: 24

約数和(自身を含む): 33724152

約数和(自身を除く): 17769812

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 5081, 10162, 20324, 25405, 50810, 101620, 797717, 1595434, 3190868, 3988585, 7977170, 15954340]

約数ペア:

[(1, 15954340), (2, 7977170), (4, 3988585), (5, 3190868), (10, 1595434), (20, 797717), (157, 101620), (314, 50810), (628, 25405), (785, 20324), (1570, 10162), (3140, 5081)]