268444820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1917463}}^1$

素因数の和:1917479

約数の個数: 24

約数和(自身を含む): 644267904

約数和(自身を除く): 375823084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1917463, 3834926, 7669852, 9587315, 13422241, 19174630, 26844482, 38349260, 53688964, 67111205, 134222410, 268444820]

約数ペア:

[(1, 268444820), (2, 134222410), (4, 67111205), (5, 53688964), (7, 38349260), (10, 26844482), (14, 19174630), (20, 13422241), (28, 9587315), (35, 7669852), (70, 3834926), (140, 1917463)]