248960

素因数分解:

$2^7\times 5^1\times {\mathrm{389}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 596700

約数和(自身を除く): 347740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 389, 640, 778, 1556, 1945, 3112, 3890, 6224, 7780, 12448, 15560, 24896, 31120, 49792, 62240, 124480, 248960]

約数ペア:

[(1, 248960), (2, 124480), (4, 62240), (5, 49792), (8, 31120), (10, 24896), (16, 15560), (20, 12448), (32, 7780), (40, 6224), (64, 3890), (80, 3112), (128, 1945), (160, 1556), (320, 778), (389, 640)]