20240275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{6691}}^1$

素因数の和:6723

約数の個数: 18

約数和(自身を含む): 27591116

約数和(自身を除く): 7350841

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 6691, 33455, 73601, 167275, 368005, 809611, 1840025, 4048055, 20240275]

約数ペア:

[(1, 20240275), (5, 4048055), (11, 1840025), (25, 809611), (55, 368005), (121, 167275), (275, 73601), (605, 33455), (3025, 6691)]