251010980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1140959}}^1$

素因数の和:1140979

約数の個数: 24

約数和(自身を含む): 575043840

約数和(自身を除く): 324032860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1140959, 2281918, 4563836, 5704795, 11409590, 12550549, 22819180, 25101098, 50202196, 62752745, 125505490, 251010980]

約数ペア:

[(1, 251010980), (2, 125505490), (4, 62752745), (5, 50202196), (10, 25101098), (11, 22819180), (20, 12550549), (22, 11409590), (44, 5704795), (55, 4563836), (110, 2281918), (220, 1140959)]