277146260

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{21221}}^1$

素因数の和:21883

約数の個数: 24

約数和(自身を含む): 582925896

約数和(自身を除く): 305779636

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 6530, 13060, 21221, 42442, 84884, 106105, 212210, 424420, 13857313, 27714626, 55429252, 69286565, 138573130, 277146260]

約数ペア:

[(1, 277146260), (2, 138573130), (4, 69286565), (5, 55429252), (10, 27714626), (20, 13857313), (653, 424420), (1306, 212210), (2612, 106105), (3265, 84884), (6530, 42442), (13060, 21221)]