497380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 1125432

約数和(自身を除く): 628052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1913, 3826, 7652, 9565, 19130, 24869, 38260, 49738, 99476, 124345, 248690, 497380]

約数ペア:

[(1, 497380), (2, 248690), (4, 124345), (5, 99476), (10, 49738), (13, 38260), (20, 24869), (26, 19130), (52, 9565), (65, 7652), (130, 3826), (260, 1913)]