13949440

素因数分解:

$2^9\times 5^1\times {\mathrm{5449}}^1$

素因数の和:5472

約数の個数: 40

約数和(自身を含む): 33452100

約数和(自身を除く): 19502660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5449, 10898, 21796, 27245, 43592, 54490, 87184, 108980, 174368, 217960, 348736, 435920, 697472, 871840, 1394944, 1743680, 2789888, 3487360, 6974720, 13949440]

約数ペア:

[(1, 13949440), (2, 6974720), (4, 3487360), (5, 2789888), (8, 1743680), (10, 1394944), (16, 871840), (20, 697472), (32, 435920), (40, 348736), (64, 217960), (80, 174368), (128, 108980), (160, 87184), (256, 54490), (320, 43592), (512, 27245), (640, 21796), (1280, 10898), (2560, 5449)]