278020690

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{269923}}^1$

素因数の和:270033

約数の個数: 16

約数和(自身を含む): 505297728

約数和(自身を除く): 227277038

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 269923, 539846, 1349615, 2699230, 27802069, 55604138, 139010345, 278020690]

約数ペア:

[(1, 278020690), (2, 139010345), (5, 55604138), (10, 27802069), (103, 2699230), (206, 1349615), (515, 539846), (1030, 269923)]