1915657680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{7981907}}^1$

素因数の和:7981923

約数の個数: 40

約数和(自身を含む): 5938539552

約数和(自身を除く): 4022881872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 7981907, 15963814, 23945721, 31927628, 39909535, 47891442, 63855256, 79819070, 95782884, 119728605, 127710512, 159638140, 191565768, 239457210, 319276280, 383131536, 478914420, 638552560, 957828840, 1915657680]

約数ペア:

[(1, 1915657680), (2, 957828840), (3, 638552560), (4, 478914420), (5, 383131536), (6, 319276280), (8, 239457210), (10, 191565768), (12, 159638140), (15, 127710512), (16, 119728605), (20, 95782884), (24, 79819070), (30, 63855256), (40, 47891442), (48, 39909535), (60, 31927628), (80, 23945721), (120, 15963814), (240, 7981907)]