16839440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5689}}^1$

素因数の和:5739

約数の個数: 40

約数和(自身を含む): 40216920

約数和(自身を除く): 23377480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 5689, 11378, 22756, 28445, 45512, 56890, 91024, 113780, 210493, 227560, 420986, 455120, 841972, 1052465, 1683944, 2104930, 3367888, 4209860, 8419720, 16839440]

約数ペア:

[(1, 16839440), (2, 8419720), (4, 4209860), (5, 3367888), (8, 2104930), (10, 1683944), (16, 1052465), (20, 841972), (37, 455120), (40, 420986), (74, 227560), (80, 210493), (148, 113780), (185, 91024), (296, 56890), (370, 45512), (592, 28445), (740, 22756), (1480, 11378), (2960, 5689)]