7400728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 14742000

約数和(自身を除く): 7341272

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 269, 362, 538, 724, 1076, 1448, 2152, 3439, 5111, 6878, 10222, 13756, 20444, 27512, 40888, 48689, 97378, 194756, 389512, 925091, 1850182, 3700364, 7400728]

約数ペア:

[(1, 7400728), (2, 3700364), (4, 1850182), (8, 925091), (19, 389512), (38, 194756), (76, 97378), (152, 48689), (181, 40888), (269, 27512), (362, 20444), (538, 13756), (724, 10222), (1076, 6878), (1448, 5111), (2152, 3439)]