2494720

素因数分解:

$2^8\times 5^1\times {\mathrm{1949}}^1$

素因数の和:1970

約数の個数: 36

約数和(自身を含む): 5978700

約数和(自身を除く): 3483980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1949, 3898, 7796, 9745, 15592, 19490, 31184, 38980, 62368, 77960, 124736, 155920, 249472, 311840, 498944, 623680, 1247360, 2494720]

約数ペア:

[(1, 2494720), (2, 1247360), (4, 623680), (5, 498944), (8, 311840), (10, 249472), (16, 155920), (20, 124736), (32, 77960), (40, 62368), (64, 38980), (80, 31184), (128, 19490), (160, 15592), (256, 9745), (320, 7796), (640, 3898), (1280, 1949)]