249260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 580944

約数和(自身を除く): 331684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 121, 206, 220, 242, 412, 484, 515, 605, 1030, 1133, 1210, 2060, 2266, 2420, 4532, 5665, 11330, 12463, 22660, 24926, 49852, 62315, 124630, 249260]

約数ペア:

[(1, 249260), (2, 124630), (4, 62315), (5, 49852), (10, 24926), (11, 22660), (20, 12463), (22, 11330), (44, 5665), (55, 4532), (103, 2420), (110, 2266), (121, 2060), (206, 1210), (220, 1133), (242, 1030), (412, 605), (484, 515)]