268691390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{222059}}^1$

素因数の和:222088

約数の個数: 24

約数和(自身を含む): 531611640

約数和(自身を除く): 262920250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 222059, 444118, 1110295, 2220590, 2442649, 4885298, 12213245, 24426490, 26869139, 53738278, 134345695, 268691390]

約数ペア:

[(1, 268691390), (2, 134345695), (5, 53738278), (10, 26869139), (11, 24426490), (22, 12213245), (55, 4885298), (110, 2442649), (121, 2220590), (242, 1110295), (605, 444118), (1210, 222059)]