11081680

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1951}}^1$

素因数の和:2035

約数の個数: 40

約数和(自身を含む): 26141184

約数和(自身を除く): 15059504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1951, 2840, 3902, 5680, 7804, 9755, 15608, 19510, 31216, 39020, 78040, 138521, 156080, 277042, 554084, 692605, 1108168, 1385210, 2216336, 2770420, 5540840, 11081680]

約数ペア:

[(1, 11081680), (2, 5540840), (4, 2770420), (5, 2216336), (8, 1385210), (10, 1108168), (16, 692605), (20, 554084), (40, 277042), (71, 156080), (80, 138521), (142, 78040), (284, 39020), (355, 31216), (568, 19510), (710, 15608), (1136, 9755), (1420, 7804), (1951, 5680), (2840, 3902)]