519862460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999471}}^1$

素因数の和:1999493

約数の個数: 24

約数和(自身を含む): 1175689536

約数和(自身を除く): 655827076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1999471, 3998942, 7997884, 9997355, 19994710, 25993123, 39989420, 51986246, 103972492, 129965615, 259931230, 519862460]

約数ペア:

[(1, 519862460), (2, 259931230), (4, 129965615), (5, 103972492), (10, 51986246), (13, 39989420), (20, 25993123), (26, 19994710), (52, 9997355), (65, 7997884), (130, 3998942), (260, 1999471)]