19171520

素因数分解:

$2^6\times 5^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:529

約数の個数: 56

約数和(自身を含む): 46043088

約数和(自身を除く): 26871568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 181, 320, 331, 362, 662, 724, 905, 1324, 1448, 1655, 1810, 2648, 2896, 3310, 3620, 5296, 5792, 6620, 7240, 10592, 11584, 13240, 14480, 21184, 26480, 28960, 52960, 57920, 59911, 105920, 119822, 239644, 299555, 479288, 599110, 958576, 1198220, 1917152, 2396440, 3834304, 4792880, 9585760, 19171520]

約数ペア:

[(1, 19171520), (2, 9585760), (4, 4792880), (5, 3834304), (8, 2396440), (10, 1917152), (16, 1198220), (20, 958576), (32, 599110), (40, 479288), (64, 299555), (80, 239644), (160, 119822), (181, 105920), (320, 59911), (331, 57920), (362, 52960), (662, 28960), (724, 26480), (905, 21184), (1324, 14480), (1448, 13240), (1655, 11584), (1810, 10592), (2648, 7240), (2896, 6620), (3310, 5792), (3620, 5296)]