74156210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{857}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 141775920

約数和(自身を除く): 67619710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 509, 857, 1018, 1714, 2545, 4285, 5090, 8570, 8653, 14569, 17306, 29138, 43265, 72845, 86530, 145690, 436213, 872426, 2181065, 4362130, 7415621, 14831242, 37078105, 74156210]

約数ペア:

[(1, 74156210), (2, 37078105), (5, 14831242), (10, 7415621), (17, 4362130), (34, 2181065), (85, 872426), (170, 436213), (509, 145690), (857, 86530), (1018, 72845), (1714, 43265), (2545, 29138), (4285, 17306), (5090, 14569), (8570, 8653)]