19156440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2617}}^1$

素因数の和:2692

約数の個数: 64

約数和(自身を含む): 58433760

約数和(自身を除く): 39277320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 2617, 3660, 5234, 7320, 7851, 10468, 13085, 15702, 20936, 26170, 31404, 39255, 52340, 62808, 78510, 104680, 157020, 159637, 314040, 319274, 478911, 638548, 798185, 957822, 1277096, 1596370, 1915644, 2394555, 3192740, 3831288, 4789110, 6385480, 9578220, 19156440]

約数ペア:

[(1, 19156440), (2, 9578220), (3, 6385480), (4, 4789110), (5, 3831288), (6, 3192740), (8, 2394555), (10, 1915644), (12, 1596370), (15, 1277096), (20, 957822), (24, 798185), (30, 638548), (40, 478911), (60, 319274), (61, 314040), (120, 159637), (122, 157020), (183, 104680), (244, 78510), (305, 62808), (366, 52340), (488, 39255), (610, 31404), (732, 26170), (915, 20936), (1220, 15702), (1464, 13085), (1830, 10468), (2440, 7851), (2617, 7320), (3660, 5234)]