54697960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71971}}^1$

素因数の和:72001

約数の個数: 32

約数和(自身を含む): 129549600

約数和(自身を除く): 74851640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 71971, 143942, 287884, 359855, 575768, 719710, 1367449, 1439420, 2734898, 2878840, 5469796, 6837245, 10939592, 13674490, 27348980, 54697960]

約数ペア:

[(1, 54697960), (2, 27348980), (4, 13674490), (5, 10939592), (8, 6837245), (10, 5469796), (19, 2878840), (20, 2734898), (38, 1439420), (40, 1367449), (76, 719710), (95, 575768), (152, 359855), (190, 287884), (380, 143942), (760, 71971)]