720580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5147}}^1$

素因数の和:5163

約数の個数: 24

約数和(自身を含む): 1729728

約数和(自身を除く): 1009148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5147, 10294, 20588, 25735, 36029, 51470, 72058, 102940, 144116, 180145, 360290, 720580]

約数ペア:

[(1, 720580), (2, 360290), (4, 180145), (5, 144116), (7, 102940), (10, 72058), (14, 51470), (20, 36029), (28, 25735), (35, 20588), (70, 10294), (140, 5147)]