13031140

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1327}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 27441792

約数和(自身を除く): 14410652

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1327, 1964, 2455, 2654, 4910, 5308, 6635, 9820, 13270, 26540, 651557, 1303114, 2606228, 3257785, 6515570, 13031140]

約数ペア:

[(1, 13031140), (2, 6515570), (4, 3257785), (5, 2606228), (10, 1303114), (20, 651557), (491, 26540), (982, 13270), (1327, 9820), (1964, 6635), (2455, 5308), (2654, 4910)]