1228700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1117}}^1$

素因数の和:1142

約数の個数: 36

約数和(自身を含む): 2911272

約数和(自身を除く): 1682572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1117, 2234, 4468, 5585, 11170, 12287, 22340, 24574, 27925, 49148, 55850, 61435, 111700, 122870, 245740, 307175, 614350, 1228700]

約数ペア:

[(1, 1228700), (2, 614350), (4, 307175), (5, 245740), (10, 122870), (11, 111700), (20, 61435), (22, 55850), (25, 49148), (44, 27925), (50, 24574), (55, 22340), (100, 12287), (110, 11170), (220, 5585), (275, 4468), (550, 2234), (1100, 1117)]