201310780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{915049}}^1$

素因数の和:915069

約数の個数: 24

約数和(自身を含む): 461185200

約数和(自身を除く): 259874420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 915049, 1830098, 3660196, 4575245, 9150490, 10065539, 18300980, 20131078, 40262156, 50327695, 100655390, 201310780]

約数ペア:

[(1, 201310780), (2, 100655390), (4, 50327695), (5, 40262156), (10, 20131078), (11, 18300980), (20, 10065539), (22, 9150490), (44, 4575245), (55, 3660196), (110, 1830098), (220, 915049)]