84649420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103231}}^1$

素因数の和:103281

約数の個数: 24

約数和(自身を含む): 182101248

約数和(自身を除く): 97451828

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 103231, 206462, 412924, 516155, 1032310, 2064620, 4232471, 8464942, 16929884, 21162355, 42324710, 84649420]

約数ペア:

[(1, 84649420), (2, 42324710), (4, 21162355), (5, 16929884), (10, 8464942), (20, 4232471), (41, 2064620), (82, 1032310), (164, 516155), (205, 412924), (410, 206462), (820, 103231)]