1295180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 2808960

約数和(自身を除く): 1513780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2089, 4178, 8356, 10445, 20890, 41780, 64759, 129518, 259036, 323795, 647590, 1295180]

約数ペア:

[(1, 1295180), (2, 647590), (4, 323795), (5, 259036), (10, 129518), (20, 64759), (31, 41780), (62, 20890), (124, 10445), (155, 8356), (310, 4178), (620, 2089)]