74015720

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4049}}^1$

素因数の和:4517

約数の個数: 32

約数和(自身を含む): 166941000

約数和(自身を除く): 92925280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4049, 4570, 8098, 9140, 16196, 18280, 20245, 32392, 40490, 80980, 161960, 1850393, 3700786, 7401572, 9251965, 14803144, 18503930, 37007860, 74015720]

約数ペア:

[(1, 74015720), (2, 37007860), (4, 18503930), (5, 14803144), (8, 9251965), (10, 7401572), (20, 3700786), (40, 1850393), (457, 161960), (914, 80980), (1828, 40490), (2285, 32392), (3656, 20245), (4049, 18280), (4570, 16196), (8098, 9140)]