223791820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{228359}}^1$

素因数の和:228382

約数の個数: 36

約数和(自身を含む): 546693840

約数和(自身を除く): 322902020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 228359, 456718, 913436, 1141795, 1598513, 2283590, 3197026, 4567180, 6394052, 7992565, 11189591, 15985130, 22379182, 31970260, 44758364, 55947955, 111895910, 223791820]

約数ペア:

[(1, 223791820), (2, 111895910), (4, 55947955), (5, 44758364), (7, 31970260), (10, 22379182), (14, 15985130), (20, 11189591), (28, 7992565), (35, 6394052), (49, 4567180), (70, 3197026), (98, 2283590), (140, 1598513), (196, 1141795), (245, 913436), (490, 456718), (980, 228359)]