5197660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19991}}^1$

素因数の和:20013

約数の個数: 24

約数和(自身を含む): 11755296

約数和(自身を除く): 6557636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 19991, 39982, 79964, 99955, 199910, 259883, 399820, 519766, 1039532, 1299415, 2598830, 5197660]

約数ペア:

[(1, 5197660), (2, 2598830), (4, 1299415), (5, 1039532), (10, 519766), (13, 399820), (20, 259883), (26, 199910), (52, 99955), (65, 79964), (130, 39982), (260, 19991)]