1621000340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2190541}}^1$

素因数の和:2190587

約数の個数: 24

約数和(自身を含む): 3496105032

約数和(自身を除く): 1875104692

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 2190541, 4381082, 8762164, 10952705, 21905410, 43810820, 81050017, 162100034, 324200068, 405250085, 810500170, 1621000340]

約数ペア:

[(1, 1621000340), (2, 810500170), (4, 405250085), (5, 324200068), (10, 162100034), (20, 81050017), (37, 43810820), (74, 21905410), (148, 10952705), (185, 8762164), (370, 4381082), (740, 2190541)]